Molded TPU heel counter for added stability

heat retention and legendary comfort to create a great performance layer

with cut lines

Double dry technology wicks sweat and dries quickly for cooler comfort

Men's UA Quarter Length Sock (6 Pack) Duffle Bage Molded TPU heel counter forYes, they're cotton socksbut they work harder than any other cotton socks you've worn. They wick sweat so your foot feels cooler, while still giving you that incredible comfort and cushioning you expect from regular cotton. Lightweight, soft cotton blend fabric for all day comfort Material wicks sweat & dries really fast Locked in fit design keeps sock securely on heel for an adjustment free fit that won't fall down Medium cushioning placed