Materials: The Patella pad, which is made of OK fabric and SBR, sweat absorption cloth and silicone, is elastic and durable. Supportive and comfortable: The Patella protector could provides the max support lower part of the knee without limiting your movement. Proper Compression: By adding the pressure on the lower part of the patella, this patella pad could Reduce the injury to the lower surface of the knee bone, resulting in additional reinforcement when it is supporting the knee in all angles. TPE Pad Inside:The new patella belt has a thickened and soft TPE pad inside, which could well protect the knee, prevent sports injury. Suitable for many kinds of sports:such as long-distance running, weight lifting, climbing and other repetitive knee movements.