Upgrade your sock game with the Slub Quarter Sock featuring Infiknit technology for a classic, yet durable design. This new edition of  Boyd offers a quarter sock style, perfect for all-day comfort and support. Unisex quarter sock Hits just above the ankle Deep heel pocket Engineered arch support Seamless toe closure Medium cushioning Infiknit 76% combed cotton, 17% polyester, 4% nylon, 3% elastane Large : Men 9-13 / Women 11-14