Carhartt Men's Twin Knit Heavyweight Diamond Plate Crew Socks were made to keep feet warm, dry, and comfortable. Durable exteriors with a diamond-shaped pattern, moisture-wicking interiors, and form-fitting ribbing that stays put without compression provide heavyweight comfort and performance. Made with temperature-regulating merino wool and moisture-wicking Coolmax yarn, these men's work socks feel soft and can handle rigorous use. Designed for a comfortable fit and cold weather, these versatile crew socks have arch supports, heel pockets, and heel, arch, toe, instep, and leg cushioning to protect feet while working or recreating outdoors. Sold as a pair and available in men's sizes Large (US Men's shoe size 9-11.5) and X-Large (US Men's shoe size 12-14.5). Model SC9510-M.