These unisex crew socks are made with a luxurious wool blend to provide superior warmth during cooler weather. The seamless construction allows for maximum comfort and the elasticized rib knit cuff helps keep the socks in place. Available in assorted colors. S/M fits women's sock size 9-11 and L/XL fits men's sock size 10-13. Made with 70% Polyester, 12% Spandex, 10% Rubber, and 8% Wool. Hand wash, line dry.