Help relieve pain and swelling Rejuvenate tired legs and feet with these Copper Compression Socks. Therapeutic compression and copper-infused fabric provide support and enhance circulation. Open toe and zipper closure. Modacrylic with copper polyester/cotton/nylon. Order by shoe size: S/M(Wmn 5-8; Men 7-9), L/X(Wmn 9-12; Men 10-13).1 pair.