Industrial Work CAT socks. Accident Prevention, extra durable toe and heel, top quality Cotton to keep your feet warm and comfortable all day. 76% Combed Cotton 22% Polyester 2% Elastane Suitable for All Footwear Machine Washable Cotton Ribbed Cuffs Two pair pack Heavy duty boot sock with contrast logo High stretch top for ease of wear with minimal compression Alignment points prevent sock movement Anatomical Y heel for improved fit 76% Combed Cotton 22% Polyester 2% Elastane Suitable for All Footwear Machine Washable Cotton Ribbed Cuffs Two pair pack Heavy duty boot sock with contrast logo High stretch top for ease of wear with minimal compression Alignment points prevent sock movement Anatomical Y heel for improved fit