Can 100% polyester be hemmed?

Yes, 100% polyester fabric can absolutely be hemmed. While it’s a synthetic material, it behaves quite predictably when sewn, making it a suitable fabric for various hemming techniques. You can achieve professional-looking results with the right tools and a little practice.

Hemming 100% Polyester: Your Comprehensive Guide

Working with 100% polyester can sometimes feel different from natural fibers, but hemming it is a straightforward process. Whether you’re altering a garment or creating something new, understanding the best methods will ensure your finished project looks polished and durable. This guide will walk you through everything you need to know about hemming polyester.

Why is Hemming Polyester Different (and How to Master It)?

Polyester is a synthetic polymer known for its durability, wrinkle resistance, and ability to hold its shape. These qualities are fantastic for clothing, but they can also mean the fabric is a bit stiffer and less forgiving than cotton or linen. This stiffness means you need to be mindful of needle choice, thread type, and seam finishing to prevent fraying and achieve a smooth edge.

When hemming polyester, consider these key factors:

Needle Selection: A universal needle (size 70/10 or 80/12) is usually sufficient. For very fine polyester or if you encounter skipped stitches, try a microtex needle, which is sharper and designed for synthetics.
Thread Choice: Use a polyester thread. Cotton thread can shrink and potentially pucker the polyester fabric. A good quality polyester thread will match the fabric’s durability and stretch.
Pressing: Polyester can be sensitive to high heat. Always use a low to medium heat setting on your iron and consider using a press cloth to protect the fabric from scorching or melting. Test on a scrap piece first.
Seam Finishes: Because polyester can fray, finishing the raw edge is crucial. Options like a zigzag stitch, serger overlock, or a French seam will prevent unraveling.

Popular Hemming Techniques for Polyester Fabric

Several hemming methods work well with 100% polyester, each offering a slightly different look and level of durability. Choosing the right one depends on the garment’s style and the fabric’s weight.

Double Fold Hem: A Classic Choice

The double fold hem is a versatile and common technique that encloses the raw edge twice, creating a clean finish. It’s ideal for most polyester garments, from skirts and dresses to trousers.

Prepare the Fabric: Fold the raw edge up by about 1/4 inch (6mm) and press.
Fold Again: Fold the edge up another 1/4 inch to 1/2 inch (6mm to 12mm), enclosing the raw edge completely. Press again.
Stitch: Topstitch close to the inner folded edge. A straight stitch is usually best.

Rolled Hem: For Lightweight Polyester

For lighter-weight polyester fabrics like chiffon or georgette, a rolled hem offers a delicate and professional finish. This can be done by hand or with a special sewing machine foot.

Machine Rolled Hem: Use a rolled hem presser foot on your sewing machine. This foot guides the fabric edge into a tiny fold as you sew, creating a narrow, neat hem.
Hand Rolled Hem: This involves carefully folding the edge very narrowly, then stitching it down. It’s time-consuming but yields beautiful results on delicate fabrics.

Blind Hem: For an Invisible Finish

A blind hem creates a nearly invisible hemline, making it perfect for formal wear or when you want the hem to disappear. This technique requires a blind hem stitch on your sewing machine or careful hand stitching.

Prepare: Fold and press the hem as you would for a double fold hem, but the second fold should be wider.
Stitch: Use the blind hem stitch, which catches only a few threads of the main fabric while securing the folded hem. Adjust your machine settings for the best result on polyester.

Bias Tape Hem: Adding a Decorative Edge

Using bias tape to finish a hem can add a decorative touch or a clean, contrasting edge. It’s a great option for curved hems or when you want to reinforce the edge.

Apply Bias Tape: Fold the bias tape around the raw edge of the polyester fabric.
Stitch: Stitch through all layers, following the edge of the bias tape. You can do this with a straight stitch or a decorative stitch.

Troubleshooting Common Polyester Hemming Issues

Even with the right techniques, you might encounter a few hiccups when hemming polyester. Here are common problems and their solutions.

Fraying Edges

Problem: Polyester fibers can unravel easily.
Solution: Always finish the raw edge. Use a serger, a zigzag stitch, or a pinked edge (if the fabric doesn’t fray too much) before folding. A French seam is also an excellent way to completely enclose the raw edge.

Puckering or Stretched Fabric

Problem: The fabric might stretch or pucker during sewing, especially with finer polyesters.
Solution: Use a walking foot or dual feed on your sewing machine to help feed the fabric evenly. Ensure your tension settings are correct and that you’re not pulling the fabric as you sew. A slightly longer stitch length can also help.

Melted or Scorched Fabric

Problem: High heat from the iron can damage polyester.
Solution: Always use a low to medium heat setting on your iron. Use a press cloth (a piece of cotton fabric) between the iron and the polyester. Test your iron’s heat on a fabric scrap first.

Can You Use Different Threads for Polyester Hems?

While 100% polyester thread is the best choice for hemming polyester fabric, you might wonder about other options.

Thread Type	Suitability for Polyester Hemming	Notes
100% Polyester	Excellent	Matches fabric’s durability, stretch, and washability.
Cotton Thread	Poor	Can shrink, causing puckering. Less durable than polyester.
Rayon Thread	Fair (for decoration)	Shiny, good for decorative stitches but less durable for structural hems.
Nylon Thread	Good (for strength)	Very strong, but can be less flexible and may show more wear over time.

For most hemming applications on 100% polyester, sticking with a good quality polyester thread is your safest and most effective bet.