• U-shaped Concavity: Streamline and concavity design according to the patella. Both lateral sides are widened to better fit patella and strengthen lateral sides.
• Delicate Buckle and Fine Thread: The sturdy buckle is durable， anti-wear. The fine thread is strengthened， so that it will not tear easily.
• Durable Velcro and Sturdy OK Cloth: The velcro has excellent sticky performance. And the OK cloth can be used for long time.
• EVA Vibration Reduction Pad: The EVA vibration reduction pad can reduce the pressure which the patella stand in exercising and reduce the shock in falling onto the ground.

Material: OK cloth， EVA lycra
Colors: black， blue， pink， red
Size: universal size and adjustable
Dimension:21x17cm