Lycra Imported [Material]: 47% Cotton, 28% Lycra, 25% Nylon [Non-Binding]: Reduces bunching and helps maintain prosthetic sock placement. [Comfort]: Breathable knit and premium cotton yarn, provides optimum comfort and satisfaction. [Protection]: Provide warmth and protection to prosthetic limbs, important and necessary daily supplies for amputee, simple and practical. JianiMed cotton prosthetic stump socks were designed as an easy to care, high needle knit premium sock, and capable of wicking perspiration away from your skin. This Soft Sock excels in its ability to stretch and recover its shape. When wearing this amputee socks, you will feel as if this sock was custom designed for your limb.