August 7, 2026
Ever wonder how to make a perfectly straight decrease that doesn't lean left or right? That's the centered double decrease, also known as CDD or s2kp. I use it all the time in lace, hats, and even garment shaping, and once you learn it, you'll start spotting it everywhere too. In this post, I'll show you exactly how to knit it, step by step, with tips to keep it neat and easy. So grab your needles and let's knit together.










