Supportive footwear begins with what's inside your shoes. These socks are made of poly knit fibers in a flat knit construction and feature a ribbed arch support band that helps with balance and to prevent or relieve pain. Comfy cushioning at the bottom, heel and toe help absorb impact during every run, jump and skip. Design: Extra cushioning provides all-day comfort Mesh at the top of the foot adds ventilation Arch band provides snug support Additional Details 3-Pack 97% Polyester, 3% Spandex Machine Wash