Columbia Performance Casual Crew Socks Sport Socks MOISTURE WICKING: Crew socks are made out of 79% Polyester/17% Cotton/4% Elastine. Moisture wicking properties keep your feet dry and comfortable all day long. If sweat, blisters, and yucky feet are your thing, these socks may not be for you. SIMPLE SIZING: These Columbia Socks are mens size 10-13. This is equal to mens shoe size 6-12. If your shoe size is between 6-12, these socks are your size. HIGH QUALITY: The brand has always been synonymous with quality. These socks are no different. From their moisture wicking properties to their abrasion resistance, this is long-lasting at its best. HIGH VALUE PACK: You can choose one pair or 4 pairs in one pack. Each package contains 4 pairs of crew socks in 4 colors Stock up to 4 pair for one price. Black, grey, khaki or dark blue crew socks. 100% SATISFACTION GUARANTEE: Risk-free purchase. Enjoy these daily socks or enjoy your money back. Machine wash warm with similar colors; Use Only non-chlorine bleach when needed; Tumble dry low; Do not iron