Men's Walking Ankle Crew Sock 8 Pack Socks Material:86% Cotton/14% Stretch Nylon Shoe: 6-12 Machine Wash Fully cushioned foot,cushion crew sock Double Tough doubles the durability in the heel & toe. Moderate cushioning in ball/heel for added protection. The stretch nylon enhances the fit and helps retain shape, while the contoured heel and toe pockets offer a comfortable, anatomical fit that stays in place.