Carhartt Men's Midweight Synthetic Blend Crew Sock in 6 Pack are made for full days on your feet. Ribbed channels and mesh insteps allow for airflow that keeps feet cool from clock in to clock out. Abrasion-resistant yarns in high-wear zones provide the extra durability that tough jobs demand. Made of polyester blend yarns with cushioning in the heels, arches, and toes, these crew socks are made for comfort and repeated use. The crew sock height measures approximately 10” from the base of heel. Available in a 6-pack in men's sizes Large (US Men's shoe size 9-11.5) and X-Large (US Men's shoe size 12-14.5).