How to Sew a Blind Hem Without Making It a Mystery

Beginner sewing / Hemming

The stitch makes the tiny catches. The foot keeps them even. The fold is what makes the whole thing look invisible.

By Stacey Savarese · September 19, 2026

If you have ever turned up a pair of dress trousers and wondered why the new hem suddenly looks like a stripe around your ankles, you have met the problem a blind hem solves. This guide shows how to sew a blind hem that holds securely, with only tiny, usually hard-to-spot stitches on the outside.

I am short enough that hemming has never felt like an optional life skill. What I wanted to know, coming back to sewing, was whether I needed a special machine to do it. Happily, no. You need the right stitch or a good hand-sewing alternative, a careful fold, and a scrap to practice on before you go near the good trousers.

The short answer: A blind-hem stitch is useful if you regularly shorten dress trousers, skirts, dresses, or curtains and prefer a nearly invisible finish. It is not essential for every beginner. A straight-stitched hem is often right for jeans and casual cotton, and a hand-sewn blind hem can be lovely when you only have one special garment to finish.

In this guide

• What a blind hem does
• What you need
• How to sew it
• What to fix when it shows
• Do you need a special machine?

What a blind hem actually does

A regular straight-stitch hem travels around the garment and leaves a visible row of stitching on the outside. A machine blind hem mostly sews along the turned-up hem allowance. Every few stitches, the needle swings over and takes a tiny bite of the folded garment fabric. When you unfold it, the hem is held in place by those little catches.

“Blind” means discreet, not magically undetectable. The stitches can show if the needle bites too deeply, the thread contrasts with the fabric, or the cloth is thin and smooth. A woven wool trouser usually forgives more than a crisp, pale cotton skirt.

Finish	Best use	What you see outside
Straight stitch	Jeans, casual cotton, intentional topstitching	A clear line of stitching
Machine blind hem	Dress trousers, skirts, curtains	Tiny catches, ideally hard to notice
Hand-sewn blind hem	Delicate or one-off garments	Small, controlled catches

The stitch, the foot, and the fold

Gather your measuring, marking, and pressing supplies before you start. The sewing tools for beginners guide explains which basics are worth having and which extras can wait.

The stitch is a pattern of several stitches followed by a sideways catch. Many machines offer a regular blind-hem stitch for stable woven fabrics and a stretch blind-hem stitch for knits. Check the symbols in your own manual because the names and settings vary.

The blind-hem foot has a guide that rides along the folded edge. It does not create the stitch; it helps you feed the fold consistently. Some machines include one, and some sell it separately. Check the foot’s compatibility with your exact machine before buying.

The fold is the part that feels backward at first. After pressing the hem up, you fold the garment body back over it so that only a narrow strip of hem allowance remains exposed. The needle makes its ordinary stitches in that allowance and just grazes the fold of the garment body. Once you have seen it in person, it makes far more sense than the diagrams on a machine lid.

Before you begin: Gather matching thread, an iron, pins or clips, a seam gauge or ruler, fabric chalk, and a scrap of the same or similar fabric. Your machine manual is the final word on stitch selection, foot, and width settings.

How to sew a blind hem, step by step

1. Mark the finished length.

Try the garment on with the shoes you expect to wear. Mark the finished edge, then take it off and measure from a consistent point all the way around. Check both trouser legs separately; bodies and garments are not always perfectly symmetrical.

2. Allow for the turn-up.

Decide how deep you want the hem allowance, then trim excess fabric only after measuring twice. Finish the raw edge if the fabric frays, using the method suited to your fabric and machine. Do not cut away the old hem until you are happy with the new length.

3. Press, then baste or pin.

Turn the hem to the inside at your mark and press it flat. A temporary hand-basting line keeps slippery fabric from wandering; pins or clips may be enough for stable cloth. Keep metal pins out of the needle’s path.

4. Make the blind-hem fold.

With the wrong side facing you, fold the garment body back over the pressed hem, leaving a narrow edge of the hem allowance exposed. The fold of the garment body should sit beside the guide on a blind-hem foot. Follow your machine’s diagram for the exact orientation.

5. Set the stitch and test the bite.

Select the regular or stretch blind-hem stitch for your fabric. Turn the handwheel toward you by hand and watch the needle’s widest swing. It should just catch a thread or two of the folded garment, not take a generous chunk. Adjust stitch width or the foot guide as your manual directs.

6. Sew slowly on a scrap first.

Guide the fold against the foot without pulling the fabric. Unfold the sample and inspect the outside in good light. If you see a dotted ladder of thread, reduce the bite. If the hem does not hold, increase it a touch.

7. Finish and press from the wrong side.

Sew the real hem, remove basting, and unfold it. Press with the iron temperature and pressing cloth appropriate to your fabric. The finished edge should hang smoothly, with only tiny catches visible if you look for them.

A Video For Instruction:

When the hem looks less than invisible

You can see little dots all around the outside

The needle is catching too much of the garment fold. Check the foot guide and stitch width on a scrap, then test again. Matching thread helps, but it cannot hide an oversized bite.

The hem drops away in places

The needle is not catching enough. Move the fold a fraction closer to the needle’s swing or adjust the width according to your manual. Check that your pressed turn-up has not shifted while sewing.

The hem puckers

Stop and test tension, stitch length, and pressing on a scrap. Make sure you are guiding the fabric rather than tugging it. Lightweight fabric may need a different approach or a hand-sewn finish.

The trouser leg will not feed around the arm

Use the machine’s free arm if the opening fits comfortably, but do not force a narrow leg over it. You can sew the hem with the fabric lying flat and guide the circle carefully in stages. Brother notes that openings too small for the arm may not feed well.

Do you need a machine with a blind-hem stitch?

Only if invisible-looking machine hems are part of your plan. When I compared seven beginner sewing machines for hemming and learning, I found that the accessory list matters almost as much as the stitch list. A machine can make a blind-hem stitch without including the guided foot in the box.

For example, the Brother XM3700 includes a blind-stitch foot as well as the stitch, making it an appealing dial-operated choice if hems are high on your list. Still, confirm the stitch settings and included accessories for the exact model or bundle you buy; sellers sometimes photograph different accessory packages.

If you hem rarely, do not reject an otherwise good beginner machine solely because it lacks this stitch. A visible hem may be exactly right for casual pieces, and a hand-sewn blind hem remains an option. If hemming dress clothes is the reason you are buying a machine, put the blind-hem stitch and compatible foot near the top of the checklist.

Start with a practice hem

Before you shorten anything you love, make a sample from a scrap with a pressed turn-up. Sew four inches, unfold it, and look at the right side in daylight. That tiny rehearsal tells you more than a hundred stitch icons on a box.

When you are ready to choose a machine, read Best Sewing Machine for Beginners: 7 Picks for Starting Again. It compares the machines through the work you are most likely to do, including hemming.

If threading, choosing fabric, or setting up your machine still feels unfamiliar, start with the sewing for beginners guide. You can come back to this hem once the basics feel less like guesswork.

Technique references

The folding and needle-position guidance here is based on the manufacturers’ instructions: Singer: How to Blind Hem and Brother: Create and Use Blind Hem Stitching. Check your own machine manual for its controls and compatible foot.