These socks come in a ankle length; 5 pairs socks contains; Machine wash; Sock Size:10-13 | Coolmax Fibre : Designed to keep your feet smelling great while preventing fungal infections like athlete’s foot. And best of all, they’re extremely breathable and moisture-wicking too | Suits for All Season : Theae socks made of coolmax blend bamboo fiber. The unique fabric is perfect all year round. It will keep your feet cool in warmer months and help insulate heat during colder temperatures | Seamless Toe & Solid Durable : Truly seamless toe, eliminates bulky toe seam, reduce the risk of infection, foot pressure, blistering. Specially made for sensitive feet.Reinforced heel and toe helps provide superior resistance and outstanding durability | Wide stretched Top : Wide stretched top design makes the ankle lighter, more comfortable and breathable. Gently conforms to your feet without squeezing or restricting blood circulation.