Lorpen Unisex Nordic Ski Merino Socks 75% Merino/15% Nylon/ 10% Lycra Imported Light cushioning on sole 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 Crew height