1、Made of high quality material, sturdy, durable and long service life. 2、Unique silicon insert adapts to the shape of the knee, helping to support and secure the patella. 3、Adjustable to provide suitable tight compression to your knee, relieve pain, and stay secure but not influence your flexibility. 4、Hook&loop design is easy to paste and adjust to a suitable size. Breathable, wear resistant and shock absorption. 5、Suitable for basketball, football, mountaineering, cycling, sliding, dancing, running and other sports. Features: 1. Made of high quality material, sturdy, durable and long service life. 2. Unique silicon insert adapts to the shape of the knee, helping to support and secure the patella. 3. Adjustable to provide suitable tight compression to your knee, relieve pain, and stay secure but not influence your flexibility. 4. Hook&loop design is easy to paste and adjust to a suitable size. Breathable, wear resistant and shock absorption. 5. Suitable for basketball, football, mountaineering, cycling, sliding, dancing, running and other sports. Specifications: Material: Rubber + OK Cloth + Silicone Strip Color: Black Optional Size: M, L M Size: 58*53cm/22.83*20.87in(Approx.) L Size: 78.5*65cm/30.91*25.59in(Approx.) Package list: 1 * Kneecap Supporter Note: Please allow 1-3 cm error due to manual measurement. Please make sure you do not mind before you bid.