Olyer Men's Comfort Boot Crew Socks 6-Pack 76% Cotton Imported Material: 76% Cotton Sock Size: 10-12 Feature: sweat uptake, anti-microbico, odor-resistant, prevent beriberi, breathable Pure color suitable for business and leisure! Socks are soft and comfortable, moisture absorption and emitting heat, super warm. Solid footing, fit the curve of the foot, reduce pressure on the heel, to enhance durability.