31/05/2026
Flat felled seams are one of those finishes that make a garment feel genuinely well made, clean on the inside, strong at the seam, and with that satisfying double row of topstitching on the outside that looks like you really knew what you were doing.
They take a little more time than a standard seam finish, but once you've done one you'll want to put them everywhere. Jeans, jackets, shirts — anything that needs to last.
We've broken the whole process down into six steps on the blog, with diagrams for each stage. It's more straightforward than it looks.
Our full tutorial is on the blog but save these tips for later.