Product Features: 1. Semicircular ribs on the inside of the supporter provide a comfortable feeling of compression. Non-slip treatment prevents slipping. 2. Breathable and stretchy construction provides lightweight comfort without sacrificing support. 3. Reduce pressure and fix knee pain on lower knee body.Left and right hand useEasy to put on. 4. If the knee brace is dirty, please wash it by hand with warm water with a mild detergent.Do not dry clean, tumble dry or bleach.