Basico Men's Cotton Athletic Sports Socks Clasic Crew - 4 Packs 80% Cotton, 20% Polyester, 10% Elastic Clasic Crew 4 Packs Crew Length / Meshed panel for breathability / Improved moisture management / Stabilizer zone to help lock the socks in place / New contoured shape and fit Sock Size 9-11 ( Shoe Size 6.5-10.5) /Sock Size 10-13 (Shoe Size 8-12) Machine Wash / Available Hand Wash Cold