Stance Men's Serfas Crew Sock, Multi, Sock Size:10-13/Shoe Size: 6-12 74% Acrylic/13% Polyester/9% Nylon/4% Rubber Imported Hand Wash Ankle and arch elastic support, y gore seam, and seamless toe closure Instep flex panel, left and right specific toes closures, compression technology, snowboard cushion placement