Lorpen Men's Merino Wool Socks (2-Pack) 40% Merino/40% Acrylic/ 15% Nylon/ 5% Lycra Imported Cushioning on the shin for added protection Merino woolfor warmth and to wick moisture away from the skin 15% LYCRA all throughout the sock means no slipping or bunching up so these socks will stay up in your ski boots all day long Flat knit toe seam means no irritation on your toes Two-Pack contains different color designs