1、Thickened sponge effectively cushions the pressure on the knee joint. 2、It can reduce joint pain, friction and bruises, Collision collision, protect you from harm. 3、The inner side of the knee pad is made of silicone non-slip texture, which makes it difficult to slip and cause the knee pad to fall off. 4、The precision and neat lines are beautiful in appearance. 5、It uses a comfortable breathable material, which is good for moisture absorption and perspiration. Features: Thickened sponge effectively cushions the pressure on the knee joint. It can reduce joint pain, friction and bruises, Collision collision, protect you from harm. The inner side of the knee pad is made of silicone non-slip texture, which makes it difficult to slip and cause the knee pad to fall off. The precision and neat lines are beautiful in appearance. It uses a comfortable breathable material, which is good for moisture absorption and perspiration. Specifications: Condition: Brand New Color: Black Material: Silica Gel, Sponge Pad Expand Size: Approx. 42 * 16.5cm/16.5 * 6.5 in Package List: 2 * Kneecap Supporter Note: 1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.