Circulation-boosting, extra-long knee sleeve surrounds your knee with light compression that won't hinder mobility. Unique knee brace supports above and below the knee for stay-in-place stability. As graduated light compression helps warm muscles, joints, and tissues, it helps naturally relieve pain and encourage healing. Slim profile provides all-day comfort, even under clothing. Soft, breathable knee support. Accommodates a full range of motion and is easy to put on and take off. Sold individually to fit either right or left knee. Specify size (measure above the kneecap): S (11-14"), M (14-17"), L (17-19"), XL (20-23"). 45% spandex/45% cotton/10% latex silk. Machine wash cold, inside out; tumble dry low.