# Sewly

> Sewly turns a photo, a screenshot or a Pinterest or Instagram link of an outfit into a sewing pattern drafted to your measurements: preview it in 3D, then print it at true scale on A4, US Letter, A3 or A0 with a step-by-step sewing guide you can ask questions.

Sewly is an AI sewing pattern maker. Upload a photo or screenshot, or paste a Pinterest or Instagram link, and Sewly drafts the pattern (skirts, dresses, tops, trousers, bags and more) to your own measurements or a standard size. See it in 3D in the colour or print of your picture, adjust the length, neckline, sleeves and fit, then print a tiled PDF at true scale on A4, US Letter, A3, A0 or for a projector, with numbered pages, a test square, a cutting layout, fabric quantities and a step-by-step sewing guide you can talk to.

Key facts:

- Sewly works inside ChatGPT and Claude as an app (an MCP server): send the assistant a photo link or describe the garment with your measurements, and Sewly drafts the pattern, shows it in the chat and gives you the printable PDF. MCP server: https://sewly.app/api/mcp
- Sewly drafts from a library of garment types it knows well (20 at launch: skirts, dresses, tops, sweatshirts, trousers, a kimono jacket, bags, a hat and home pieces) and picks the closest one with the right options; it does not yet draft tailored jackets, coats, jeans with a fly front, lingerie or swimwear.
- Garments Sewly drafts (20): Shift dress, Fit-and-flare dress, Slip dress, A-line skirt, Circle skirt, Gathered skirt, Pencil skirt, Wrap skirt, T-shirt, Woven top / blouse, Sweatshirt and hoodie, Pull-on trousers, Pull-on shorts, Kimono jacket, Tote bag, Zip pouch, Bucket hat, Scrunchie, Cushion cover, Apron.
- Paper sizes for the true-scale PDF: A4 (210 × 297 mm), US Letter (8.5 × 11 in), A3 (297 × 420 mm), Tabloid (11 × 17 in), A0 copy shop (841 × 1189 mm), Copy shop 36 × 48 in, Projector (one page, actual size). Every PDF has a 5 cm and 2 in test square, a page map and alignment marks; empty pages are skipped.
- Pricing: Free account: 3 AI patterns and 20 AI messages a month, unlimited changes by hand, 3D preview and the sewing guide on screen. Printing needs a plan.
- Maker: $7.99 a month or $59 a year. Print every pattern on any paper size, the PDF sewing guide, 30 AI patterns and 300 AI messages a month, 5 measurement profiles.
- Atelier: $14.99 a month or $119 a year. Everything in Maker, unlimited AI (fair use), unlimited measurement profiles, priority support.
- Cancel anytime. Prices include taxes where they apply. Same figures in euros. Refund within 14 days of your first payment if Sewly does not work for you.
- Languages: English, Français, Deutsch, Español, Italiano, Português, Nederlands. English pages are at the bare path; translations under /fr, /de, /es, /it, /pt and /nl.
- Contact: hello@sewly.app

## Core pages

- [Home](https://sewly.app/): Sewly turns a photo, a screenshot or a Pinterest or Instagram link of an outfit into a sewing pattern drafted to your measurements: preview it in 3D, then print it at true scale on A4, US Letter, A3 or A0 with a step-by-step sewing guide you can ask questions.
- [How it works](https://sewly.app/how-it-works): Four steps from an outfit picture to a printed, made-to-measure sewing pattern: recognise the garment, draft it to your measurements, preview in 3D, print and sew.
- [Features](https://sewly.app/features): Everything Sewly does: patterns from photos and links, made-to-measure drafting, 20 garments, 3D preview with your fabric, true-scale PDF on any paper and a guide that answers.
- [Pricing](https://sewly.app/pricing): Make and fit sewing patterns free. Print them at true scale with the sewing guide from $7.99 a month (Maker) or go unlimited with Atelier. Cancel anytime.
- [FAQ](https://sewly.app/faq): Answers about making sewing patterns from photos with Sewly: which garments, how sizing works, how to print at the right scale, plans, privacy and ChatGPT or Claude.
- [Patterns](https://sewly.app/patterns): 20 sewing patterns Sewly drafts to your measurements: dresses, skirts, tops, trousers, a kimono, bags and more. Change every detail, preview in 3D, print on A4 or Letter.
- [Make a sewing pattern from a photo](https://sewly.app/photo-to-sewing-pattern): Upload a photo or screenshot of an outfit and Sewly drafts its sewing pattern to your measurements, shows it in 3D and prints it at true scale with a guide.
- [Turn a Pinterest pin into a sewing pattern](https://sewly.app/pinterest-to-sewing-pattern): Paste a public Pinterest pin and Sewly drafts the outfit's sewing pattern to your measurements, with a 3D preview, a printable PDF and a step-by-step guide.
- [Sew the outfit you saw on Instagram](https://sewly.app/instagram-to-sewing-pattern): Saw an outfit on Instagram? Paste the post link, or a screenshot when the picture is hidden, and Sewly drafts its sewing pattern to your measurements, in 3D.
- [An AI sewing pattern generator that drafts real patterns](https://sewly.app/ai-sewing-pattern-generator): Sewly is an AI sewing pattern generator: describe a garment or upload a photo, and a drafting engine draws a real pattern to your measurements, ready to print.
- [Sewing patterns made to your measurements](https://sewly.app/custom-fit-sewing-patterns): Made-to-measure sewing patterns drafted from your own measurements, with a guided measuring assistant, the right ease and a 3D preview on a mannequin your size.
- [Print your sewing pattern at true scale, on any paper](https://sewly.app/print-sewing-patterns): Print Sewly patterns at true scale on A4, US Letter, A3, Tabloid, A0 or 36 × 48 in, or as a projector file, with a test square, a page map and numbered pages.
- [Sewing for beginners, with patterns that fit from the start](https://sewly.app/sewing-for-beginners): New to sewing? Start with easy projects drafted to your size, a step-by-step guide you can ask questions, and clear advice for your first sewing machine.
- [Make sewing patterns inside ChatGPT](https://sewly.app/chatgpt-sewing-app): Use Sewly inside ChatGPT: send a photo link or describe a garment with your measurements, and Sewly drafts the pattern in the chat with a printable PDF.
- [Make sewing patterns in Claude with the Sewly connector](https://sewly.app/claude-sewing-connector): Add Sewly to Claude as a custom connector (https://sewly.app/api/mcp), then ask for a sewing pattern from a photo link or a description, drafted to your size.
- [Body measurements](https://sewly.app/body-measurements): How to take every body measurement for sewing patterns, from bust, waist and hip to back waist length, crotch depth and arm length, with typical values and tips.
- [Size charts](https://sewly.app/size-charts): Body measurement size charts for sewing: women EU 32 to 54 (US 0 to 22, UK 4 to 26), men XS to 3XL and children 2 to 14 years, in centimetres and inches.
- [Sewing calculators](https://sewly.app/tools): Free sewing calculators: circle skirt radius, fabric yardage per garment, EU/US/UK size converter, gathering, elastic, bias binding, seam allowances and button spacing.
- [Guides](https://sewly.app/guides): Step-by-step sewing guides for beginners and beyond: take your measurements, print PDF patterns, cut on grain, sew darts, zips, sleeves, hems and fix the fit.
- [Blog](https://sewly.app/blog): Articles on turning outfit photos into sewing patterns, fitting your body, choosing fabric, printing PDF patterns and sewing projects from tote bags to summer dresses.
- [Glossary](https://sewly.app/glossary): Plain-language definitions of 120 sewing terms: seam allowance, grainline, ease, darts, facings, interfacing, notches, bias and more, with how they appear on a pattern.
- [Comparisons](https://sewly.app/vs): Honest comparisons of Sewly with buying PDF patterns, the Big 4, Seamly2D, Tailornova, Bootstrap Fashion, Lekala, CLO 3D, FreeSewing and drafting by hand.
- [About](https://sewly.app/about): Why we built Sewly: to make sewing your own clothes from any picture possible for everyone, with patterns that fit the body you have.
- [Contact](https://sewly.app/contact): Questions about a pattern, your plan or a partnership? Write to the Sewly team: we answer every message.

## Patterns

- [Shift dress sewing pattern](https://sewly.app/patterns/shift-dress.md): Shift dress sewing pattern drafted to your measurements: pick the length, flare, neckline, sleeves and opening, see it in 3D, then print it at true scale.
- [Fit-and-flare dress sewing pattern](https://sewly.app/patterns/fit-and-flare-dress.md): Fit-and-flare dress pattern drafted to your size: fitted bodice, gathered, A-line or half-circle skirt, sleeves or straps. See it in 3D and print it to scale.
- [Slip dress sewing pattern](https://sewly.app/patterns/slip-dress.md): Bias-cut slip dress pattern drafted to your measurements, with a straight, V or soft cowl neckline and spaghetti straps. Preview it in 3D and print it to scale.
- [A-line skirt sewing pattern](https://sewly.app/patterns/a-line-skirt.md): A-line skirt sewing pattern drafted to your waist and hip, with zip or elastic waist, pockets and any length. Free to make, print it at true scale with a plan.
- [Circle skirt sewing pattern](https://sewly.app/patterns/circle-skirt.md): Full, three-quarter, half or quarter circle skirt pattern with the waist radius computed from your waist. Choose a zip or elastic waist and print it to scale.
- [Gathered skirt sewing pattern](https://sewly.app/patterns/gathered-skirt.md): Gathered or tiered skirt pattern sized from your hip and length, with an elastic waist or waistband and pockets. The easiest skirt to start with, free to make.
- [Pencil skirt sewing pattern](https://sewly.app/patterns/pencil-skirt.md): Pencil skirt pattern drafted to your waist and hip, with darts, a back vent and an invisible zip, finished with a waistband or a facing. Print it at true scale.
- [Wrap skirt sewing pattern](https://sewly.app/patterns/wrap-skirt.md): Wrap skirt pattern drafted to your waist and hip, with two crossing fronts, long waist ties and the flare and overlap you choose. No zip; free to make.
- [T-shirt sewing pattern](https://sewly.app/patterns/t-shirt.md): Knit T-shirt and tank pattern drafted to your measurements, from fitted to oversized, with a round, scoop, V or boat neck and any sleeve. Print it to scale.
- [Woven top and blouse sewing pattern](https://sewly.app/patterns/woven-top.md): Blouse and woven top pattern drafted to your size: shell, boxy or puff-sleeve top with a keyhole, back zip or front buttons. See it in 3D and print to scale.
- [Sweatshirt and hoodie sewing pattern](https://sewly.app/patterns/sweatshirt.md): Sweatshirt and hoodie pattern drafted to your size, with a crew neck or lined hood, ribbed cuffs and hem band, and an optional kangaroo pocket. Print to scale.
- [Pull-on trousers sewing pattern](https://sewly.app/patterns/pull-on-trousers.md): Pull-on trousers pattern drafted to your measurements: wide-leg, straight, tapered or jogger, with elastic waist and pockets. No zip or buttons, print to scale.
- [Pull-on shorts sewing pattern](https://sewly.app/patterns/pull-on-shorts.md): Pull-on shorts pattern drafted to your measurements, short, mid-thigh or Bermuda length, with an elastic waist and pockets. A quick first trousers project.
- [Kimono jacket sewing pattern](https://sewly.app/patterns/kimono-jacket.md): Kimono jacket pattern sized from your measurements, hip length to full robe, with wide sleeves, front band, optional tie belt and patch pockets. Print to scale.
- [Tote bag sewing pattern](https://sewly.app/patterns/tote-bag.md): Lined tote bag pattern drawn to the width, height and depth you choose, with boxed corners, sturdy handles, an inside pocket and an optional magnetic snap.
- [Zip pouch sewing pattern](https://sewly.app/patterns/zip-pouch.md): Lined zip pouch pattern drawn to the width, height and depth you choose, flat or with boxed corners and zip tabs. For make-up, pencils or cables; free to make.
- [Bucket hat sewing pattern](https://sewly.app/patterns/bucket-hat.md): Reversible bucket hat pattern drafted from your head measurement, with the brim width, side height and brim slope you choose. See it in 3D and print to scale.
- [Scrunchie sewing pattern](https://sewly.app/patterns/scrunchie.md): Scrunchie sewing pattern in skinny, classic or oversized sizes, from one strip of fabric and a length of elastic. A ten-minute first project and a scrap buster.
- [Cushion cover sewing pattern](https://sewly.app/patterns/pillow-cover.md): Cushion and pillow cover pattern drawn to your insert size, square or rectangular, with an envelope back or a zip. A quick beginner project for linen or velvet.
- [Apron sewing pattern](https://sewly.app/patterns/apron.md): Bib apron pattern sized from your measurements, with a big front pocket, an adjustable neck strap and long waist ties, or a half apron. Easy for beginners.

## Guides

- [How Sewly works: from a photo to a printed pattern](https://sewly.app/guides/how-to-use-sewly.md): Sewly turns a photo, a link or a description into a sewing pattern drafted to your measurements. Preview it in 3D, print it to scale and sew it step by step.
- [Your first sewing project: a checklist](https://sewly.app/guides/first-sewing-project-checklist.md): A step-by-step checklist for a first sewing project: what to make, which fabric to buy, the tools you need, and how to prepare, cut, sew and press it.
- [Sewing machine basics: threading, bobbin, tension and a first seam](https://sewly.app/guides/sewing-machine-basics.md): Learn to thread a sewing machine, wind and insert the bobbin, choose the needle and stitch length, balance the tension and sew a first straight seam.
- [Essential sewing tools for beginners](https://sewly.app/guides/essential-sewing-tools.md): The sewing tools a beginner really needs, from shears and pins to an iron and a seam ripper, what to look for in each, and which extras can wait until later.
- [How to take your body measurements for sewing](https://sewly.app/guides/how-to-take-body-measurements.md): How to take all 24 body measurements for sewing, from bust, waist and hip to crotch depth and head, with exact tape positions and the mistakes to avoid.
- [How to choose your size (or skip sizes entirely)](https://sewly.app/guides/choose-your-size.md): Choose a sewing pattern size from your body measurements, not your shop size: which measurement to use, how to blend sizes, and when to go made to measure.
- [Ease in sewing patterns: wearing ease and design ease](https://sewly.app/guides/ease-explained.md): Ease is the difference between your body and the finished garment. Learn wearing ease, design ease and negative ease, with typical amounts in cm and inches.
- [How to print a PDF sewing pattern at the right scale](https://sewly.app/guides/how-to-print-pdf-sewing-patterns.md): Print a PDF sewing pattern at 100 % (actual size), never fit to page, and check the 5 cm or 2 in test square before printing every page. Settings by app.
- [How to assemble a tiled PDF sewing pattern](https://sewly.app/guides/assemble-pdf-pattern-pages.md): Assemble a tiled PDF sewing pattern without gaps: check the test square, lay pages out by row and column, trim two margins, match the marks, tape and cut.
- [Printing a sewing pattern at a copy shop (A0 or 36 × 48 in)](https://sewly.app/guides/print-at-a-copy-shop.md): Print a sewing pattern on large-format paper: when to choose A0 or 36 × 48 in, what to ask the copy shop, how to check the scale and how to avoid surprises.
- [Projector sewing: cutting fabric from a projected pattern](https://sewly.app/guides/projector-sewing.md): Projector sewing shows the pattern at actual size on your fabric so you cut without printing. Set up the projector, calibrate the scale and cut accurately.
- [How to read a sewing pattern: lines, notches and symbols](https://sewly.app/guides/how-to-read-a-sewing-pattern.md): What every line and mark on a sewing pattern means: cutting and sewing lines, grainline arrows, notches, place-on-fold brackets, dots, darts and labels.
- [Pre-washing fabric: why, how and when to skip it](https://sewly.app/guides/pre-wash-fabric.md): Pre-wash fabric the way you will wash the finished garment, so it shrinks before you cut. Methods by fiber, a shrinkage test, and when to skip it.
- [How to lay out and cut fabric on grain](https://sewly.app/guides/cutting-layout-and-grainline.md): Fold fabric selvedge to selvedge, line each grainline arrow up with the selvedge and cut cleanly: a step-by-step layout method for wovens, knits and prints.
- [How to transfer pattern markings: notches, darts and dots](https://sewly.app/guides/transfer-pattern-markings.md): How to transfer notches, dart legs, dots and placement lines from paper to fabric with snips, chalk, a tracing wheel or tailor's tacks, by fabric type.
- [How to sew a straight seam and pivot at corners](https://sewly.app/guides/sew-a-straight-seam.md): Sew straight seams with an even 1.5 cm (5/8 in) allowance: set up the machine, follow the seam guide, backstitch, pivot at corners and press. With drills.
- [How to finish seams without a serger](https://sewly.app/guides/finish-seams-without-a-serger.md): Seven ways to finish seams on a regular sewing machine: zigzag, pinked, turned edge, French, flat-felled, Hong Kong and bound seams, and which to use when.
- [How to sew darts that lie flat](https://sewly.app/guides/sew-darts.md): Sew darts with a smooth point: mark the legs and tip, stitch a straight line onto the fold, tie off instead of backstitching, and press over a ham.
- [How to insert an invisible zip](https://sewly.app/guides/insert-an-invisible-zip.md): Insert an invisible zip step by step: press the coils, sew each side with an invisible zip foot, close the seam below and finish the ends, with fixes.
- [How to sew an elastic waistband casing](https://sewly.app/guides/sew-an-elastic-waistband.md): Sew an elastic waist casing: how wide to make it, how long to cut the elastic, threading and joining it, and keeping it from twisting or rolling over.
- [How to set in sleeves without puckers](https://sewly.app/guides/set-in-sleeves.md): Set in sleeves smoothly: ease-stitch the cap, match the notches and seams, shrink the fullness with steam, pin and sew. In the round and flat methods.
- [How to sew knit fabrics on a regular sewing machine](https://sewly.app/guides/sew-knit-fabrics.md): Sew knits on a regular machine: a ballpoint or stretch needle, a narrow zigzag or stretch stitch, stabilized shoulders and twin-needle hems, with fixes.
- [How to gather fabric evenly on a sewing machine](https://sewly.app/guides/gather-fabric.md): Gather fabric evenly with two rows of long stitches: choose a gathering ratio, sew the rows, pull the threads, match quarter marks and sew without pleats.
- [How to sew in-seam pockets in a skirt, dress or trousers](https://sewly.app/guides/sew-in-seam-pockets.md): Sew in-seam side pockets: attach the pocket bags to the front and back, sew the side seam around them, clip and press them forward so they stay hidden.
- [How to hem: double-fold, narrow and blind hems](https://sewly.app/guides/how-to-hem.md): How to hem any garment: when to use a double-fold, narrow or blind hem, the allowance each one needs, step-by-step methods and fixes for wavy or uneven hems.
- [Finishing necklines and armholes with bias binding](https://sewly.app/guides/bias-binding-necklines.md): Finish necklines and armholes with bias binding: how to cut and join bias strips, sew a bias facing or a visible bound edge, which strip width to use and fixes.
- [How to sew buttonholes and buttons](https://sewly.app/guides/sew-buttonholes.md): How to sew buttonholes by machine and buttons by hand: buttonhole length, placement and spacing, interfacing, one-step and four-step methods, and common fixes.
- [Fixing common fit issues: gaping, pulling and wrong lengths](https://sewly.app/guides/fix-common-fit-issues.md): Read the wrinkles and fix common fit problems: gaping necklines and armholes, pulling at the bust, back or crotch, and wrong lengths, with exact changes.
- [How to make a toile (muslin) to test the fit](https://sewly.app/guides/make-a-toile.md): How to make a toile or muslin to test a pattern's fit: which fabric to use, what to sew and leave out, how to fit it and transfer the changes to your pattern.
- [How to choose fabric for a pattern: drape, weight and stretch](https://sewly.app/guides/choose-fabric-for-a-pattern.md): How to choose fabric for a sewing pattern: woven or knit, weight in gsm, drape and stretch, with a table of fabrics by garment and easy picks for beginners.
- [Woven vs knit fabric: the differences and how to tell](https://sewly.app/guides/woven-vs-knit-fabric.md): Woven vs knit fabric explained: how each one is made, how they stretch, fray and sew, five quick tests to tell them apart and which patterns need which fabric.
- [How much fabric do I need? Reading fabric quantities](https://sewly.app/guides/how-much-fabric-do-i-need.md): How much fabric you need for a sewing pattern: reading quantity charts, why fabric width matters, typical amounts by garment and extra for prints and shrinkage.
- [How to use Sewly in ChatGPT and Claude](https://sewly.app/guides/sewly-in-chatgpt-and-claude.md): Add Sewly to ChatGPT or Claude with its connector URL, sign in with your Sewly account, ask for a pattern from a photo link or a description, and get the PDF.
- [How to turn a Pinterest pin into a sewing pattern](https://sewly.app/guides/turn-a-pinterest-pin-into-a-pattern.md): Turn a Pinterest pin into a sewing pattern fitted to you: pick a clear pin, paste its link or a screenshot into Sewly, check the options, preview in 3D, print.
- [Ask the sewing guide: getting help while you sew](https://sewly.app/guides/ask-the-sewing-guide.md): Every Sewly pattern has a sewing guide you can ask questions: what it contains, how to ask good questions, how AI messages count and quick fixes at the machine.

## Comparisons

- [Sewly vs buying PDF patterns from Etsy and indie designers](https://sewly.app/vs/vs-buying-pdf-patterns.md): A bought PDF pattern gives you a tested design in standard sizes; Sewly drafts one from a photo to your measurements. How they compare and when to buy instead.
- [Sewly vs Simplicity, McCall's, Butterick and Vogue patterns](https://sewly.app/vs/vs-big-4-patterns.md): The Big 4 sell thousands of multi-size paper and PDF patterns; Sewly drafts yours from a photo to your measurements. How they differ and when to choose each.
- [Sewly vs Seamly2D and Valentina: which pattern tool to use?](https://sewly.app/vs/vs-seamly2d-valentina.md): Seamly2D and Valentina are open source software for drafting patterns yourself; Sewly drafts one for you from a photo. What each does best and who it suits.
- [Sewly vs Tailornova: which pattern maker is right for you?](https://sewly.app/vs/vs-tailornova.md): Tailornova builds made-to-measure patterns from 3D design templates by subscription; Sewly drafts them from a photo. How they compare and who should pick which.
- [Sewly vs Bootstrap Fashion: which made-to-measure option?](https://sewly.app/vs/vs-bootstrap-fashion.md): Bootstrap Fashion sells catalog patterns drafted to your measurements; Sewly drafts a pattern from a photo. How they compare, and when to pick which one.
- [Sewly vs Lekala: which made-to-measure patterns suit you?](https://sewly.app/vs/vs-lekala.md): Lekala sells low-cost catalog patterns drafted to four measurements; Sewly drafts from a photo, with a full sewing guide. How they compare and who each suits.
- [Sewly vs CLO 3D and Marvelous Designer for home sewists](https://sewly.app/vs/vs-clo3d-marvelous-designer.md): CLO 3D and Marvelous Designer are professional 3D garment tools for designers and artists; Sewly makes printable patterns for home sewists. Which to choose?
- [Sewly vs drafting patterns by hand: what each is best for](https://sewly.app/vs/vs-drafting-by-hand.md): Drafting by hand gives total control and real skills but takes hours; Sewly drafts from your measurements in seconds. When each approach makes the most sense.
- [Sewly vs asking ChatGPT for a sewing pattern: what works?](https://sewly.app/vs/vs-asking-chatgpt.md): ChatGPT can explain sewing and plan a project but does not reliably draft a true-scale pattern. Sewly does, and works inside ChatGPT. What to use each for.
- [Sewly vs FreeSewing: which made-to-measure tool fits you?](https://sewly.app/vs/vs-freesewing.md): FreeSewing is a free, open source library of made-to-measure patterns; Sewly drafts from a photo, with a 3D preview. How they compare and when to use each one.

## Tools

- [Circle skirt calculator](https://sewly.app/tools/circle-skirt-calculator): Free circle skirt calculator: enter your waist and length to get the waist radius, hem circumference and fabric for a full, 3/4, half or quarter circle skirt.
- [Fabric yardage calculator](https://sewly.app/tools/fabric-yardage-calculator): Free fabric yardage calculator: pick a garment and your size or measurements to get the fabric length in meters and yards for 110, 140 or 150 cm wide fabric.
- [Sewing size converter (EU, US, UK)](https://sewly.app/tools/sewing-size-converter): Convert women's sewing sizes between EU, US, UK and XS–XL, see men's and children's sizes, and find your size from your bust, waist and hip measurements.
- [Gathering ratio calculator](https://sewly.app/tools/gathering-ratio-calculator): Work out how much fabric to gather: finished length × gathering ratio, with presets for light, medium and heavy fabric, panel widths and the fabric to buy.
- [Elastic length calculator](https://sewly.app/tools/elastic-length-calculator): How long to cut elastic: your measurement × 90–95 % depending on how stretchy the elastic is, plus the overlap to join the ends. In centimeters or inches.
- [Bias binding calculator](https://sewly.app/tools/bias-binding-calculator): Calculate how much bias binding you need for a neckline, armholes and hem, the strip width for single or double fold, and the square for continuous bias.
- [Seam allowance converter (cm and inches)](https://sewly.app/tools/seam-allowance-converter): Convert seam allowances between centimeters and inches: 1.5 cm vs 5/8 in, 1 cm vs 3/8 in, 6 mm vs 1/4 in, with the exact difference and when it matters.
- [Button spacing calculator](https://sewly.app/tools/button-spacing-calculator): Space buttons evenly on a shirt, blouse, dress or cardigan: enter the opening, the number of buttons and the first and last positions to get every placement.

## Blog

- [Can you make a sewing pattern from a photo? Yes, here is how](https://sewly.app/blog/make-a-sewing-pattern-from-a-photo.md): Yes. A photo shows the garment's shape, length, neckline and fullness; your measurements give the sizes. Three ways to turn a picture into a pattern that fits.
- [AI sewing pattern generators in 2026: what they can and cannot do](https://sewly.app/blog/ai-sewing-pattern-generators.md): AI pattern tools range from chatbots to real drafting engines. What each type can do, where it fails, and a 7-point checklist to test any tool before printing.
- [How to copy a dress you love without taking it apart](https://sewly.app/blog/copy-a-dress-you-love.md): Trace a favorite dress with the rub-off method, measure it to capture its ease, or redraft it from a photo and your measurements. Step by step, no unpicking.
- [How to recreate a celebrity or runway look with your own pattern](https://sewly.app/blog/recreate-a-runway-look.md): Break the look into a garment type and a few design choices, scale its proportions to your body and match the fabric's drape. A practical method, step by step.
- [From a Pinterest board to a handmade wardrobe: a practical plan](https://sewly.app/blog/pinterest-board-to-handmade-wardrobe.md): Turn a Pinterest board into clothes you sew: tally your pins, find 5 to 8 base garments, plan colors and fabric, then sew in an order that builds your skills.
- [Saw an outfit on Instagram? Here is how to sew it](https://sewly.app/blog/sew-an-outfit-from-instagram.md): Save the post, screenshot the clearest frame, identify the garment and its fabric, then get a pattern drafted to your measurements. A step-by-step method.
- [Why made-to-measure patterns fit better than standard sizes](https://sewly.app/blog/made-to-measure-vs-standard-sizes.md): Standard sizes assume one body shape and height; made-to-measure patterns start from your numbers. Where sizes fail, what each fixes, and when sizes are fine.
- [How Sewly drafts a pattern: blocks, ease and your measurements](https://sewly.app/blog/how-sewly-drafts-a-pattern.md): The AI reads your photo and picks the garment and options; a drafting engine then draws each piece from pattern blocks with your measurements and ease.
- [What AI cannot do in sewing (yet): an honest list](https://sewly.app/blog/what-ai-cannot-do-in-sewing.md): AI can recognize garments, draft with the right software and answer questions. It cannot measure you from a photo, feel fabric or fit a toile. What stays yours.
- [Why see your garment in 3D before you cut the fabric](https://sewly.app/blog/see-it-in-3d-before-cutting.md): A 3D preview shows length, neckline, sleeves, volume and print scale on a body with your measurements before you cut. What it checks, and what needs a toile.
- [Screenshot to sewing pattern: tips for the best results](https://sewly.app/blog/screenshot-to-sewing-pattern-tips.md): Pick a sharp, front-facing frame showing the whole garment, crop clutter but keep the hem, avoid wide-angle selfies, and add a few words about hidden details.
- [Sewing with ChatGPT: what it is good at and where Sewly helps](https://sewly.app/blog/sewing-with-chatgpt.md): ChatGPT is a good sewing tutor: it explains techniques, troubleshoots and calculates. It cannot draw a true-scale pattern; with the Sewly app inside, it can.
- [Learning to sew as an adult: a realistic 30-day plan](https://sewly.app/blog/learn-to-sew-as-an-adult.md): With 20 to 45 minutes most days, an adult beginner can go from threading a machine to wearing a first garment in 30 days. A day-by-day plan with real projects.
- [Just bought your first sewing machine? Start here](https://sewly.app/blog/first-sewing-machine-start-here.md): Set up a new sewing machine in an hour: thread it, wind a bobbin, choose starting settings, sew first seams and fix the five most common first-day problems.
- [15 best first sewing projects for beginners](https://sewly.app/blog/best-first-sewing-projects.md): Fifteen beginner sewing projects in the order that builds skills, from a 30-minute scrunchie to pull-on trousers, with the time, fabric and skill for each.
- [40 sewing terms every beginner should know](https://sewly.app/blog/sewing-terms-for-beginners.md): Seam allowance, grainline, ease, notches, staystitching: 40 sewing terms explained in plain English, grouped by the moment you meet them in a project.
- [12 beginner sewing mistakes and how to avoid them](https://sewly.app/blog/beginner-sewing-mistakes.md): Skipping the test square, cutting off grain, never pressing: the 12 most common beginner sewing mistakes, why they happen and the habit that prevents each one.
- [How long does it take to learn to sew?](https://sewly.app/blog/how-long-to-learn-to-sew.md): You can sew a straight seam in an afternoon and a first garment in two or three weekends. A realistic timeline in hours, from first seam to fitted clothes.
- [Sewing machine presser feet explained](https://sewly.app/blog/presser-feet-explained.md): Which presser feet came with your machine, what each one does, and the few worth buying next: walking foot, invisible zipper foot, rolled hem foot and more.
- [Sewing machine needles and thread: which to use](https://sewly.app/blog/needles-and-thread-guide.md): Universal, ballpoint, stretch, microtex or jeans? Match the needle to the fabric, its size to the weight and the thread to both, with metric and US size charts.
- [Setting up a sewing space in a small apartment](https://sewly.app/blog/sewing-space-small-apartment.md): A sewing corner needs less room than you think: a stable table edge, a cutting surface, an iron and one storage cart. Layouts, sizes and tricks for small homes.
- [Is sewing your own clothes cheaper? An honest breakdown](https://sewly.app/blog/is-sewing-your-own-clothes-cheaper.md): Sewing is rarely cheaper than fast fashion, but often cheaper than quality clothes in the same fabric. Costs per garment, start-up costs and where you save.
- [Sewing with kids: easy projects and safety](https://sewly.app/blog/sewing-with-kids.md): What children can sew at each age, from felt and plastic needles at four to a machine at eight or ten, with project ideas and the safety rules that matter.
- [Hand sewing stitches you will actually use](https://sewly.app/blog/hand-sewing-stitches.md): Seven hand stitches cover almost everything: running, basting, backstitch, slip, ladder, catch and whipstitch, plus buttons. How and when to use each one.
- [Why store-bought clothes do not fit (and handmade can)](https://sewly.app/blog/why-store-bought-clothes-dont-fit.md): Ready-to-wear is graded from one fit model for an average height and shape. Why that misses most bodies, what sizes really measure, and how sewing fixes it.
- [Sewing for plus-size bodies: patterns that start from you](https://sewly.app/blog/sewing-for-plus-size-bodies.md): Plus-size patterns fit best when drafted from your own measurements, not graded up from a size 10. What to measure, how much ease to add and what to sew first.
- [Petite and tall: the length adjustments that matter](https://sewly.app/blog/petite-and-tall-adjustments.md): Patterns assume a height near 168 cm (5 ft 6 in). Where petite and tall sewists should shorten or lengthen: bodice, sleeves, rise, legs and hem, with numbers.
- [Full bust adjustment explained, and when you can skip it](https://sewly.app/blog/full-bust-adjustment-explained.md): An FBA adds room over the bust to a pattern chosen by your high bust. How to tell if you need one, how much to add, how it is done and when you can skip it.
- [How to measure yourself alone, accurately](https://sewly.app/blog/measure-yourself-alone.md): Measuring yourself for sewing without help: the tools, the order, solo tricks for back waist length, shoulders, inseam and crotch depth, and common mistakes.
- [EU, US and UK sewing sizes: why they never match](https://sewly.app/blog/eu-us-uk-sewing-sizes.md): A UK 10 is a US 6 and a French 38, but a German 36, and often a 12 in a sewing pattern. Why sizes never match, with a conversion chart in cm and inches.
- [How much ease? An ease chart by garment type](https://sewly.app/blog/how-much-ease-by-garment.md): How much ease to add at the bust, waist, hip and sleeve for fitted, regular, relaxed and oversized garments, in wovens and knits, with charts in cm and inches.
- [Sewing for men: tees, shorts, sweatshirts and more](https://sewly.app/blog/sewing-for-men.md): What to sew for men, how men's patterns differ from women's, which measurements and fabrics to use, and how to make tees, shorts and sweatshirts look right.
- [The best fabrics for beginners (and the ones to avoid)](https://sewly.app/blog/best-fabrics-for-beginners.md): The easiest fabrics to sew as a beginner, with weights in GSM and oz/yd², the fabrics to avoid at first and why, and how to match fabric to your first projects.
- [Sewing with linen: crisp, comfortable garments](https://sewly.app/blog/sewing-with-linen.md): How to sew linen: which weight for which garment, pre-washing and shrinkage, cutting on grain, needles and stitch length, seam finishes and pressing.
- [Sewing viscose (rayon) without tears](https://sewly.app/blog/sewing-with-viscose.md): How to sew viscose (rayon) calmly: pre-washing and shrinkage, cutting slippery fabric, needles, staystitching, seam finishes, hems and pressing.
- [Jersey knit for beginners: T-shirts that do not wave](https://sewly.app/blog/jersey-knit-for-beginners.md): Why jersey seams go wavy and how to stop it: which knit to buy, the stretch test, needle and stitch settings, neckband ratios and stable T-shirt hems.
- [Sewing with denim: needles, thread and seams](https://sewly.app/blog/sewing-with-denim.md): Sewing denim on a home machine: denim weights in oz and GSM, needle and thread sizes, stitch lengths, thick seams, flat-felled seams and pre-washing.
- [Sustainable fabric: what to buy and what to reuse](https://sewly.app/blog/sustainable-fabric-choices.md): How to choose sustainable sewing fabric: fiber trade-offs, what GOTS, OEKO-TEX, GRS and FSC mean, buying the right amount, and reusing deadstock and scraps.
- [Reading fabric descriptions: GSM, oz, drape and stretch](https://sewly.app/blog/reading-fabric-descriptions.md): How to read a fabric listing: what GSM means and how it converts to oz/yd², weave and knit names, drape, stretch percentage, width and the words to watch.
- [Upcycling: sew new clothes from thrifted fabric and bedsheets](https://sewly.app/blog/upcycling-thrifted-fabric.md): Sew new clothes from thrifted fabric and bedsheets: what to buy, sheet sizes, checking and preparing the fabric, finding the grain and planning the cutting.
- [A4 vs US Letter: printing sewing patterns anywhere](https://sewly.app/blog/a4-vs-letter-sewing-patterns.md): A4 vs US Letter for PDF sewing patterns: exact sizes, printing one on the other, the printer settings to use, and when A3 or a copy shop is the better choice.
- [PDF vs paper sewing patterns: pros and cons](https://sewly.app/blog/pdf-vs-paper-sewing-patterns.md): PDF vs paper sewing patterns compared: cost, assembly, sizes, durability and storage, how long taping takes, and when copy shop or projector files help.
- [The test square: why your pattern must print at 100%](https://sewly.app/blog/why-the-test-square-matters.md): Why a PDF sewing pattern must print at 100%: what the test square checks, how a 3% scaling error changes the fit, and the printer settings that prevent it.
- [Setting up a projector for sewing on a budget](https://sewly.app/blog/budget-projector-sewing-setup.md): Projector sewing on a budget: which projector specs matter, how high to mount it using the throw ratio, cheap mounts, calibration and the best cutting surface.
- [Print fewer pages: how Sewly saves paper](https://sewly.app/blog/print-fewer-pattern-pages.md): How Sewly prints fewer pattern pages: one size only, tight packing, skipped blank pages, rectangles given as measurements, and when A3 or a copy shop helps.
- [How to sew a circle skirt cut to your waist](https://sewly.app/blog/sew-a-circle-skirt.md): Sew a circle skirt that fits: the waist radius formula, fabric amounts for full and half circles, a zip or elastic waist, and a narrow hem that stays level.
- [Sew a gathered elastic-waist skirt in an afternoon](https://sewly.app/blog/sew-an-elastic-waist-skirt.md): A gathered elastic-waist skirt is two rectangles, a casing and a hem. Panel sizes from your hip, the elastic length, fabric amounts and every step in order.
- [Sew a lined tote bag with boxed corners](https://sewly.app/blog/sew-a-lined-tote-bag.md): Sew a lined tote with boxed corners: how the corner squares set the depth, fabric and interfacing amounts, handle lengths and a clean turn-through finish.
- [Sew your first T-shirt that fits](https://sewly.app/blog/sew-your-first-t-shirt.md): Your first T-shirt: pick jersey with enough stretch, choose the ease, cut the neckband at 85 % of the neckline and sew it flat on a regular sewing machine.
- [Sew wide-leg linen trousers with pockets](https://sewly.app/blog/sew-wide-leg-linen-trousers.md): Wide-leg linen trousers with an elastic waist and in-seam pockets: which linen to buy, how much, the elastic length, the crotch seam and each step in order.
- [Sew a summer dress: fit and flare with puff sleeves](https://sewly.app/blog/sew-a-summer-dress.md): Sew a fit-and-flare summer dress with a fitted bodice, gathered skirt and puff sleeves: fabric amounts, the bodice toile, the zip and every step in order.
- [Sew a kimono jacket from two meters of fabric](https://sewly.app/blog/sew-a-kimono-jacket.md): A kimono jacket is a T-shaped body, two rectangular sleeves and a long folded band. What 2 m of fabric covers, the pieces, the band and each step in order.
- [Sew a reversible bucket hat sized to your head](https://sewly.app/blog/sew-a-reversible-bucket-hat.md): Sew a reversible bucket hat that fits: measure your head, how the crown, side band and brim are sized, which fabrics to pair, and how to topstitch the brim.
- [How to sew a bias-cut slip dress](https://sewly.app/blog/sew-a-bias-cut-slip-dress.md): Sew a bias-cut slip dress in satin or viscose: how much fabric, cutting a single layer on the true bias, French seams, bias binding, straps and the hang.
- [How to sew a hoodie with a lined hood](https://sewly.app/blog/sew-a-hoodie.md): Sew a hoodie with a two-piece lined hood, ribbed cuffs and hem band: fabric and ribbing amounts, band lengths at 80–85 %, and the order on any machine.
- [Sew pajama shorts in an hour](https://sewly.app/blog/sew-pyjama-shorts.md): Pull-on pajama shorts take about an hour: two pattern pieces cut twice, an elastic casing and a hem. Fabric, elastic length, the crotch seam and a fast order.
- [Sew envelope cushion covers for any insert](https://sewly.app/blog/sew-envelope-cushion-covers.md): Sew an envelope cushion cover for any insert: cut it 1 cm smaller than the insert, overlap two hemmed back panels, and finish in under an hour with no zip.
- [Sew a capsule wardrobe: 10 pieces from 6 patterns](https://sewly.app/blog/sew-a-capsule-wardrobe.md): Plan and sew a 10-piece capsule wardrobe from 6 patterns: which garments, fabrics and colors, how much fabric in total, and a sewing order that builds skills.
- [Silhouettes to sew in 2026: 8 shapes and how to make them](https://sewly.app/blog/silhouettes-to-sew-in-2026.md): Eight silhouettes worth sewing in 2026, from wide-leg trousers to bias slip dresses and puff sleeves, with the options, fabric and detail that make each work.
- [Handmade gifts you can sew in a weekend](https://sewly.app/blog/handmade-gifts-to-sew.md): Handmade gifts you can sew in a weekend, from 15-minute scrunchies to totes, pouches, aprons and robes: sewing time, fabric and what you need to know for each.

## Glossary

- [A-line](https://sewly.app/glossary/a-line.md): A-line describes a silhouette that is fitted at the top, at the waist or shoulders, and widens gradually toward the hem, like a capital letter A.
- [Armhole](https://sewly.app/glossary/armhole.md): An armhole, or armscye, is the curved opening in a bodice through which the arm passes and into which a sleeve is sewn.
- [Backstitch](https://sewly.app/glossary/backstitch.md): Backstitching means sewing a few machine stitches in reverse at each end of a seam to lock it; a backstitch is also a strong hand stitch.
- [Basting](https://sewly.app/glossary/basting.md): Basting is temporary stitching, by hand or by machine with long stitches, that holds layers together for fitting or accurate sewing and is removed afterward.
- [Bias](https://sewly.app/glossary/bias.md): Bias is any direction diagonal to the grain of a woven fabric; true bias runs at 45 degrees to the selvedge and gives the most stretch and drape.
- [Bias binding](https://sewly.app/glossary/bias-binding.md): Bias binding is a narrow strip of fabric cut on the bias, usually with folded edges, used to enclose raw edges and finish curves such as necklines and armholes.
- [Blind hem](https://sewly.app/glossary/blind-hem.md): A blind hem is a hem stitched so that almost nothing shows on the right side, sewn by hand or with a machine blind hem stitch and foot.
- [Bobbin](https://sewly.app/glossary/bobbin.md): A bobbin is the spool of thread under the needle plate of a sewing machine that supplies the lower thread, which interlocks with the upper thread to form each stitch.
- [Bodice](https://sewly.app/glossary/bodice.md): A bodice is the upper part of a dress or top, from the shoulders to the waist, made of front and back pieces shaped to fit the torso.
- [Bust point](https://sewly.app/glossary/bust-point.md): A bust point, or apex, is the fullest point of the bust, where darts and princess seams are aimed and bust fitting adjustments start.
- [Buttonhole](https://sewly.app/glossary/buttonhole.md): A buttonhole is a reinforced slit in a garment that a button passes through, usually sewn on a machine as two dense zigzag columns joined by bar tacks.
- [Cap ease](https://sewly.app/glossary/cap-ease.md): Cap ease is the extra length in a sleeve cap's seam line compared with the armhole it is sewn into, eased in so the sleeve curves smoothly over the shoulder.
- [Casing](https://sewly.app/glossary/casing.md): A casing is a fabric tunnel along an edge, made by folding the fabric over or adding a band, that holds elastic or a drawstring.
- [Circle skirt](https://sewly.app/glossary/circle-skirt.md): A circle skirt is a skirt cut as a ring of fabric, or part of one, that fits at the waist and flares into soft, even folds.
- [Clipping and notching](https://sewly.app/glossary/clipping-and-notching.md): Clipping and notching means cutting into the seam allowance of a curved seam, with straight snips or small V-shaped wedges, so it lies flat once turned and pressed.
- [Coverstitch](https://sewly.app/glossary/coverstitch.md): A coverstitch is a stretchy stitch with two or three parallel straight rows on top and a looped thread underneath, used to hem and topstitch knit fabrics.
- [Crotch curve](https://sewly.app/glossary/crotch-curve.md): A crotch curve is the curved seam of trousers and shorts that runs from the front waist down between the legs and up to the back waist.
- [Cut-on facing](https://sewly.app/glossary/cut-on-facing.md): A cut-on facing is a facing cut in one piece with the garment, as an extension of its edge, then folded back to the inside instead of being sewn on.
- [Cutting layout](https://sewly.app/glossary/cutting-layout.md): A cutting layout is a diagram showing how to arrange pattern pieces on fabric of a given width so each is on grain and little fabric is wasted.
- [Cutting line](https://sewly.app/glossary/cutting-line.md): A cutting line is the outermost line of a pattern piece, the line you cut along, which includes the seam allowance when the pattern provides one.
- [Cutting mat](https://sewly.app/glossary/cutting-mat.md): A cutting mat is a self-healing board, usually printed with a measuring grid, that protects the table and blade when you cut fabric with a rotary cutter.
- [Dart](https://sewly.app/glossary/dart.md): A dart is a stitched, wedge-shaped fold that removes width at one point to shape flat fabric over a curve of the body, such as bust or hips.
- [Design ease](https://sewly.app/glossary/design-ease.md): Design ease is the extra room a designer adds beyond wearing ease to create a garment's silhouette, from a slightly relaxed fit to a boxy or oversized shape.
- [Directional print](https://sewly.app/glossary/directional-print.md): A directional print is a fabric print whose motifs all point one way, like trees, animals or text, so every pattern piece must be cut in the same direction.
- [Drape](https://sewly.app/glossary/drape.md): Drape is the way a fabric hangs and folds under its own weight, from fluid fabrics that cling and swing to crisp ones that stand away from the body.
- [Drop shoulder](https://sewly.app/glossary/drop-shoulder.md): A drop shoulder is a sleeve style in which the shoulder seam extends past the natural shoulder, so the armhole seam sits lower, on the upper arm.
- [Ease](https://sewly.app/glossary/ease.md): Ease is the difference between a garment's measurements and the body's measurements at the same point, the extra room that lets you move and gives the style its shape.
- [Edgestitch](https://sewly.app/glossary/edgestitch.md): Edgestitching is topstitching sewn very close to a folded edge or seam, usually 1 to 3 mm (1/16 to 1/8 in) away, to keep it crisp and flat.
- [Elastic](https://sewly.app/glossary/elastic.md): Elastic is a stretchy band, cord or thread made with rubber or spandex fibers, used in waistbands, cuffs, necklines and shirring to gather fabric and hold it close.
- [Facing](https://sewly.app/glossary/facing.md): A facing is a shaped piece of fabric sewn to a garment edge, such as a neckline, armhole or waist, then turned to the inside to finish it neatly.
- [Fat quarter](https://sewly.app/glossary/fat-quarter.md): A fat quarter is a pre-cut piece of quilting cotton made by cutting a half yard down the middle, giving about 46 × 56 cm (18 × 22 in).
- [Feed dogs](https://sewly.app/glossary/feed-dogs.md): Feed dogs are the small toothed metal bars under the presser foot that rise through the needle plate and move the fabric forward between stitches.
- [Flat-felled seam](https://sewly.app/glossary/flat-felled-seam.md): A flat-felled seam is a strong, fully enclosed seam in which one seam allowance is wrapped around the other and stitched flat, showing two parallel rows of stitching.
- [Fly front](https://sewly.app/glossary/fly-front.md): A fly front is a trouser opening where the zip is hidden under an overlapping flap of fabric at center front, as on jeans and tailored trousers.
- [Fold line](https://sewly.app/glossary/fold-line.md): A fold line is a line printed on a pattern piece showing where the fabric will be folded during construction, for example for a hem, facing, pleat or waistband.
- [French seam](https://sewly.app/glossary/french-seam.md): A French seam is an enclosed seam sewn twice, first wrong sides together and then right sides together, so both raw edges are hidden inside a narrow fold.
- [French terry](https://sewly.app/glossary/french-terry.md): French terry is a knit fabric with a smooth jersey face and soft loops on the back, a midweight, breathable sweatshirt fabric that becomes fleece when brushed.
- [Full bust adjustment](https://sewly.app/glossary/full-bust-adjustment.md): A full bust adjustment, or FBA, is a pattern alteration that adds width and length over the bust for a larger cup size, without enlarging the shoulders or waist.
- [Fusible](https://sewly.app/glossary/fusible.md): Fusible describes any sewing material coated on one side with heat-activated glue, such as interfacing, hemming web or stay tape, which bonds to fabric when pressed with an iron.
- [Gathering](https://sewly.app/glossary/gathering.md): Gathering is drawing up a long edge of fabric along loose stitches so it fits a shorter edge, creating soft, even folds of fullness.
- [Godet](https://sewly.app/glossary/godet.md): A godet is a triangular or wedge-shaped panel of fabric set into a seam or slit, usually at the hem of a skirt or sleeve, to add flare.
- [Grading seams](https://sewly.app/glossary/grading-seams.md): Grading seams means trimming the layers of a seam allowance to different widths, so they step down in thickness and leave no visible ridge on enclosed seams.
- [Grainline](https://sewly.app/glossary/grainline.md): A grainline is the straight arrow printed on a pattern piece that must be placed parallel to the selvedge, so the piece is cut on the lengthwise grain.
- [GSM](https://sewly.app/glossary/gsm.md): GSM, grams per square meter, is the standard measure of fabric weight: the higher the number, the heavier and usually thicker the fabric.
- [Gusset](https://sewly.app/glossary/gusset.md): A gusset is a small piece of fabric, often a diamond or triangle, inserted into a seam to add room for movement, as at an underarm or crotch.
- [Hem](https://sewly.app/glossary/hem.md): A hem is the finished lower edge of a garment, sleeve or trouser leg, usually made by folding the raw edge to the wrong side and stitching it in place.
- [Inseam](https://sewly.app/glossary/inseam.md): An inseam is the seam running along the inside of a trouser leg from the crotch to the hem; the word also names that length as a measurement.
- [Interfacing](https://sewly.app/glossary/interfacing.md): Interfacing is an extra layer applied to the wrong side of a garment piece to add firmness and stability to areas such as collars, facings and waistbands.
- [Interlock](https://sewly.app/glossary/interlock.md): Interlock is a double knit made of two interlocked layers of stitches, smooth on both sides, more stable than jersey and free of curling edges.
- [Invisible zip](https://sewly.app/glossary/invisible-zip.md): An invisible zip is a zip whose teeth are turned to the back, so once sewn into a seam only the small pull shows and the seam looks unbroken.
- [Jersey](https://sewly.app/glossary/jersey.md): Jersey is a single knit fabric with smooth columns of V-shaped stitches on the right side and small loops on the back, the classic T-shirt fabric.
- [Keyhole opening](https://sewly.app/glossary/keyhole-opening.md): A keyhole opening is a small slit or teardrop-shaped opening at a neckline, usually at center back, closed at the top with a button and loop.
- [Kimono sleeve](https://sewly.app/glossary/kimono-sleeve.md): A kimono sleeve is a sleeve cut in one piece with the bodice, with no armhole seam, giving a loose T-shaped garment with a soft, sloping shoulder.
- [Knit fabric](https://sewly.app/glossary/knit-fabric.md): Knit fabric is made from rows of interlocking loops of yarn rather than crossed threads, which makes it stretchy, soft and resistant to fraying.
- [Ladder stitch](https://sewly.app/glossary/ladder-stitch.md): A ladder stitch is a hand stitch that closes an opening between two folded edges invisibly, by alternating small stitches inside each fold and pulling them tight.
- [Lapped zip](https://sewly.app/glossary/lapped-zip.md): A lapped zip is a zip insertion in which one side of the seam folds over the teeth to hide them, leaving one visible line of stitching beside the opening.
- [Lining](https://sewly.app/glossary/lining.md): A lining is a separate inner layer sewn inside a garment or bag, built like the outer shell, that hides seams, helps it slide on and adds comfort.
- [Muslin fabric](https://sewly.app/glossary/muslin-fabric.md): Muslin fabric, in American usage, is an inexpensive unbleached plain-weave cotton used for test garments; in British English this fabric is called calico.
- [Nap](https://sewly.app/glossary/nap.md): Nap is a fabric surface that looks or feels different depending on direction, such as velvet or corduroy, so all pattern pieces must be cut facing the same way.
- [Narrow hem](https://sewly.app/glossary/narrow-hem.md): A narrow hem is a very small double-folded hem, usually 3 to 6 mm (1/8 to 1/4 in) wide, used on curved edges, ruffles and lightweight fabrics.
- [Negative ease](https://sewly.app/glossary/negative-ease.md): Negative ease means a garment measures less than the body it is made for, so stretch makes it hug the body; it works only with knits and elastic.
- [Nested sizes](https://sewly.app/glossary/nested-sizes.md): Nested sizes are several sizes of a pattern printed on top of each other, each with its own line style, so you can trace or cut the one that fits.
- [Notch](https://sewly.app/glossary/notch.md): A notch is a small mark on the cutting line of a pattern piece that shows where it must line up with a matching notch on another piece.
- [Notions](https://sewly.app/glossary/notions.md): Notions are the small items besides fabric needed to make a garment, such as thread, zips, buttons, elastic, interfacing and bias tape.
- [Outseam](https://sewly.app/glossary/outseam.md): An outseam is the seam along the outside of a trouser or shorts leg, from the waist to the hem; it also names that length as a measurement.
- [Overlock](https://sewly.app/glossary/overlock.md): An overlock is a stitch that wraps thread loops around a fabric edge while knives trim it, sewn by a serger to finish edges or sew stretchy seams.
- [Pattern block](https://sewly.app/glossary/pattern-block.md): A pattern block, called a sloper in the US, is a basic close-fitting pattern with no style details, from which garment patterns are developed by flat-pattern methods.
- [Pattern grading](https://sewly.app/glossary/pattern-grading.md): Pattern grading is the process of scaling a base pattern up and down into a range of sizes, by set amounts at specific points of each piece.
- [Pattern matching](https://sewly.app/glossary/pattern-matching.md): Pattern matching is placing pattern pieces on striped, checked or printed fabric so the design continues unbroken across seams, openings and pockets.
- [Pattern tiling](https://sewly.app/glossary/pattern-tiling.md): Pattern tiling is splitting a large sewing pattern into page-sized sections for home printing, which you then trim or overlap and tape together using alignment marks.
- [Pattern weights](https://sewly.app/glossary/pattern-weights.md): Pattern weights are small, heavy objects placed on a paper pattern to hold it flat on the fabric while you trace or cut, instead of pinning.
- [Pinking](https://sewly.app/glossary/pinking.md): Pinking is cutting a raw fabric edge into a small zigzag with pinking shears, which shortens the loose threads and slows fraying on firmly woven fabrics.
- [Pinking shears](https://sewly.app/glossary/pinking-shears.md): Pinking shears are scissors with saw-toothed blades that cut fabric in a zigzag edge, which limits fraying on firmly woven fabrics and adds a decorative finish.
- [Piping](https://sewly.app/glossary/piping.md): Piping is a narrow, rounded trim made of a cord wrapped in a bias strip, sewn into a seam so that a fine raised line shows along the edge.
- [Place on fold](https://sewly.app/glossary/place-on-fold.md): Place on fold is a pattern instruction to lay one edge of the piece on the folded fabric, so it is cut as one symmetrical, seamless piece.
- [Placket](https://sewly.app/glossary/placket.md): A placket is a finished opening in a garment, such as a shirt front, polo neck or sleeve cuff, that lets it go on and close neatly.
- [Pleat](https://sewly.app/glossary/pleat.md): A pleat is a fold of fabric pressed or stitched in place to control fullness, released below the stitching to give room and movement, as in skirts and trousers.
- [Presser foot](https://sewly.app/glossary/presser-foot.md): A presser foot is the attachment that holds fabric flat against the feed dogs while the machine stitches; interchangeable feet are made for zips, buttonholes, hems and more.
- [Pressing](https://sewly.app/glossary/pressing.md): Pressing is setting and shaping a garment with an iron by lifting it and lowering it onto the fabric with heat, steam and pressure, rather than sliding it.
- [Pressing cloth](https://sewly.app/glossary/pressing-cloth.md): A pressing cloth is a piece of fabric placed between the iron and the garment to protect it from shine, scorching and glue while pressing.
- [Princess seam](https://sewly.app/glossary/princess-seam.md): A princess seam is a long, curved vertical seam that runs over the bust point to shape a bodice, replacing darts and fitting bust, waist and hips in one line.
- [Raglan sleeve](https://sewly.app/glossary/raglan-sleeve.md): A raglan sleeve is a sleeve that extends in one piece up to the neckline, joined to the bodice by diagonal seams running from the underarm to the neck.
- [Raw edge](https://sewly.app/glossary/raw-edge.md): A raw edge is the unfinished cut edge of a piece of fabric, which can fray on wovens or curl on knits until it is finished, enclosed or hemmed.
- [Rib knit](https://sewly.app/glossary/rib-knit.md): Rib knit is a knit fabric with alternating vertical columns of knit and purl stitches, giving it strong crosswise stretch and recovery, ideal for neckbands, cuffs and waistbands.
- [Right side and wrong side](https://sewly.app/glossary/right-side-wrong-side.md): Right side and wrong side are the two faces of a fabric: the right side shows on the outside of a finished garment, the wrong side faces the body.
- [Rise](https://sewly.app/glossary/rise.md): Rise is the distance from the crotch seam to the top of the waistband on trousers, and, as a body measurement, the depth from waist to seat when sitting.
- [Rotary cutter](https://sewly.app/glossary/rotary-cutter.md): A rotary cutter is a cutting tool with a round, razor-sharp blade on a handle, rolled along fabric on a self-healing mat for fast, accurate cuts.
- [Ruffle](https://sewly.app/glossary/ruffle.md): A ruffle is a strip of fabric gathered, or cut in a curve, along one edge and sewn to a garment, so that its free edge falls in soft waves.
- [Seam allowance](https://sewly.app/glossary/seam-allowance.md): Seam allowance is the strip of fabric between the cutting line and the stitching line, usually 1.5 cm (5/8 in) on woven garment patterns.
- [Seam finish](https://sewly.app/glossary/seam-finish.md): A seam finish is any treatment of a seam allowance's raw edges, such as zigzag, overlock, pinking or binding, that stops fraying and makes the inside neat.
- [Seam ripper](https://sewly.app/glossary/seam-ripper.md): A seam ripper, or quick unpick, is a small hand tool with a sharp fork that cuts stitches so a seam can be taken apart without damaging the fabric.
- [Selvedge](https://sewly.app/glossary/selvedge.md): Selvedge, also spelled selvage, is the firmly woven, non-fraying edge running along both long sides of a woven fabric, parallel to the lengthwise grain.
- [Serger](https://sewly.app/glossary/serger.md): A serger, called an overlocker in British English, is a machine that trims fabric edges and wraps them in thread loops, sewing and finishing seams in one pass.
- [Shirring](https://sewly.app/glossary/shirring.md): Shirring is gathering fabric with several parallel rows of stitching, usually with elastic thread in the bobbin, to create a stretchy, textured panel.
- [Sleeve cap](https://sewly.app/glossary/sleeve-cap.md): A sleeve cap is the curved upper part of a set-in sleeve, between the front and back underarm points, that is sewn into the armhole and shapes the shoulder.
- [Slip stitch](https://sewly.app/glossary/slip-stitch.md): A slip stitch is a nearly invisible hand stitch in which the thread travels hidden inside a fold and picks up only a thread or two of the fabric opposite.
- [Smocking](https://sewly.app/glossary/smocking.md): Smocking is a hand embroidery technique that gathers fabric into small, even pleats and holds them with decorative stitches, creating a textured, slightly stretchy panel.
- [Staystitch](https://sewly.app/glossary/staystitch.md): Staystitching is a line of regular stitching sewn through a single layer slightly inside the seam line of a curved or bias edge, to stop it stretching before assembly.
- [Stitch length](https://sewly.app/glossary/stitch-length.md): Stitch length is the distance between two needle holes in a line of machine stitching, set in millimeters on most machines, or in stitches per inch.
- [Stitching line](https://sewly.app/glossary/stitching-line.md): A stitching line, or seam line, is the line along which a seam is sewn, set inside the cutting line by the width of the seam allowance.
- [Stretch percentage](https://sewly.app/glossary/stretch-percentage.md): Stretch percentage is how much a knit fabric lengthens when stretched, relative to its relaxed length: 10 cm that stretch to 15 cm is 50% stretch.
- [Swayback adjustment](https://sewly.app/glossary/swayback-adjustment.md): A swayback adjustment is a pattern alteration that removes excess length at the center back waist, for a lower back that curves in more than the pattern assumes.
- [Tailor's chalk](https://sewly.app/glossary/tailors-chalk.md): Tailor's chalk is a marking tool, in a flat slab, pencil or wheel, used to draw temporary lines and points on fabric that brush or wash away.
- [Tailor's ham](https://sewly.app/glossary/tailors-ham.md): A tailor's ham is a firm, ham-shaped pressing cushion used to press curved areas such as darts, princess seams and sleeve caps without flattening their shape.
- [Test square](https://sewly.app/glossary/test-square.md): A test square is a square of known size printed on a PDF sewing pattern, measured after printing to confirm the pages printed at true scale.
- [Thread tension](https://sewly.app/glossary/thread-tension.md): Thread tension is the balance of pull on the upper and bobbin threads that makes them lock together midway between the fabric layers.
- [Toile](https://sewly.app/glossary/toile.md): A toile, called a muslin in the United States, is a test version of a garment sewn in inexpensive fabric to check the fit before cutting the real fabric.
- [Topstitch](https://sewly.app/glossary/topstitch.md): Topstitching is a line of stitching sewn on the right side of a garment, parallel to an edge or seam, both to hold layers flat and as a visible detail.
- [Tracing wheel](https://sewly.app/glossary/tracing-wheel.md): A tracing wheel is a small toothed or smooth wheel on a handle, rolled along pattern lines to transfer markings to fabric or copy a pattern onto paper.
- [Tuck](https://sewly.app/glossary/tuck.md): A tuck is a fold of fabric stitched along its length, either fully or partway, used to shape a garment or as decoration, as with fine pintucks.
- [Twin needle](https://sewly.app/glossary/twin-needle.md): A twin needle is two machine needles on one shank that sew two parallel rows of stitching on top with a zigzag underneath, mostly to hem knits.
- [Underlining](https://sewly.app/glossary/underlining.md): Underlining is a layer of fabric cut like each garment piece and basted to its wrong side before construction, so the two layers are sewn as one.
- [Understitch](https://sewly.app/glossary/understitch.md): Understitching is a line of stitching that holds the seam allowances to a facing or lining, close to the seam, so the facing rolls inside and stays invisible.
- [Waistband](https://sewly.app/glossary/waistband.md): A waistband is the band of fabric that finishes the top edge of a skirt or pair of trousers, holding it at the waist with a closure or elastic.
- [Walking foot](https://sewly.app/glossary/walking-foot.md): A walking foot is a presser foot with its own feed teeth that move the top layer of fabric in step with the feed dogs, so layers do not shift.
- [Wearing ease](https://sewly.app/glossary/wearing-ease.md): Wearing ease is the minimum extra room a pattern adds to body measurements so a woven garment can be worn, letting you breathe, sit, bend and move your arms.
- [Woven fabric](https://sewly.app/glossary/woven-fabric.md): Woven fabric is cloth made on a loom by interlacing two sets of threads at right angles, the lengthwise warp and crosswise weft, so it barely stretches on grain.
- [Yardage](https://sewly.app/glossary/yardage.md): Yardage is the amount of fabric a pattern needs, given in yards or meters for each fabric width, depending on the size, the view and any nap or print matching.
- [Yoke](https://sewly.app/glossary/yoke.md): A yoke is a shaped, fitted panel across the shoulders or hips of a garment, from which the rest of the garment hangs, often gathered or pleated.
- [Zigzag stitch](https://sewly.app/glossary/zigzag-stitch.md): A zigzag stitch is a machine stitch that swings the needle from side to side, set by width and length, used to finish raw edges and sew stretch fabrics.

## Optional

- [Full text of the guides, pattern pages and comparisons](https://sewly.app/llms-full.txt)
- [Sitemap (every page in every language)](https://sewly.app/sitemap.xml)
- [RSS feed of the blog and guides](https://sewly.app/feed.xml)