Knocker Mens Cushion Socks Crew Cotton Blend Athletic 12 Pair Dozen 10-13 Black 80% cotton 12 Pair, 1 Dozen 80% Cotton, 15% Polyester, 5% Elastic Sock Size 10-13 = Shoe Size 8-12 Sock Size 9-11 = Shoe Size 6.5-10.5 Crew Length