80% cotton 15% polyester 5% spandex QUALITY MEN’S SOCKS: Made of 80% cotton,15% polyester,5% spandex. Our men’s winter socks are strong, durable and breathable enough to keep your skin to keep you dry, and light. PERFORMANCE: Plush under sole cushioning for extra protection and?longer wear.Reinforced heel and toe for enhanced durability.Y shaped deep heel pocket ensures that the sock fits the contours of the foot so perfectly and WILL NOT SLIDE DOWN!Arch elastic provides added support and keeps the socks firm on the feet when you wear. PACK & STYLE: All Pack included 6 pairs.The color is classic, subtle and easy to coordinate.The color and comfort level means they can be worn as men’s dress socks, winter socks, heavy duty socks or slipper socks. MACHINE WASHABLE::It will retain its good elasticity and softness even after being washed several times. SIZE: One Size Fits Most Men.Mens Shoe Size 6-12 (US)(Sock Size 10-13).