Men's Sport Athletic Cotton Heavy Cushion Casual Crew Socks with Solid White Black Gray Color and Size 9-11, 10-13 Male performance cushion crew socks are soft, durable cotton and a full-cushion foot, these socks are ideal for work, sports, and casual use. Carefully constructed with moisture control technology and spandex for a perfect fit, these socks are engineered to keep your feet cool and dry. Designed with an authentic rib construction in a variety of marled yarns, complements any outfit, while ensuring effortless style and all-day comfort. Machine wash cold and tumble dry low. DO NOT dry clean, iron, or bleach. 1. Socks are reinforced with high-density fibers and cotton cushions. 2. High-quality fabric will also withstand washing and will not lose its function over the course of time. 3. Great for casual dress, hiking, running, walking, exercise, work, outdoor activities, and daily wear.