Peds Coolmax Seamless Liner 69% Coolmax Polyester 28% Nylon 3% Lycra Spandex Machine wash inside out in cold water. Only non-chlorine bleach when needed. Tumble dry low. Do not iron. Coolmax keeps feet dry 2 Pair pack Contains 35% Cotton, 34% Coolmax Polyester, 28% Nylon, 3% Lycra Spandex Fits Women Size 5-10 Coolmax keeps feet dry