A flat felled seam (also known as a welted seam) is a fabulous finish that looks good from both the front and back. The traditional way of creating this type of seam involves some rather precise trimming, folding, and pressing - picky work that can sometimes result in your fingertips getting awfully close to a
If you look down at the inside seam of your jeans, you’ll see a trademark flat felled seam. It’s a technique to make the wrong side of your seam look as good as the right side. Get our tips and tools for several versions of the seam.