Skelcore's compression knee sleeve for women and men with spandex ensures a durable long lasting sleeve that won't lose compression over time, whether you're running a half marathon, playing your favorite sport, or just getting through your day - without the nagging pain. Knee compressors are a great tool to help relieve pain and offer extra support when training. A knee protector sleeve can reduce swelling and inflammation and increase blood flow. * Knit compression for targeted knee support * 4-way stretch for a flexible fit * Compression fit provides increased circulation and lightweight muscle support * Aids in reducing strain and fatigue of muscles to accelerate recovery times * Material - 35% Rubber, 55% Nylon, 10% Spandex Select your size - we recommend you measure the diameter of your leg 4" above the kneecap; if you are in between sizes we recommend you size down.