Come and Check Our Promo Solutions.The socks are mainly made of nylon, cotton, and polyester. It features great ventilation, is quickly breathable. The toe of the stockings is neat, without bone stitching, which is more wear-resistant. Effectively absorb and wick away sweat, keeping your feet dry and comfortable. The collar of the socks is not tight, does not squeeze the feet, and is not easy to age. The ergonomic design fits your feet perfectly. Pls check inventory and detailed info with us before placing your orders.