This Glory Max premium cotton socks are made of 95% cotton and 5% spandex. They will bring comfort to your workout with extra cushioning under the heel and forefoot. The sweat-wicking power and breathability up top help keep your feet dry and cool all day long. The socks cuff is made uder a super-elastic knitting process, which makes it highly elastic. The well-balanced pressure distribution of the cuff will not leave marks on the skin. These cotton socks are perfect for sporting or working needs. The classic solid colors make them a good match with any shoes and pants. Machine wash in cold water; use only non-chlorine bleach when needed; tumble dry low to keep the socks in good shape and long lasting.