1. Built-in silicone cushioning pad, upper and lower double pressure cushioning silicone design to protect bones and relieve knee pressure.2. The bone shock cushion protects the bidirectional regulating binding, and the double pressure movement of the bone belt3. Feel the 360 protection experience of bones. When running and jumping, bones at the knee bear more weight load, and the bone belt can provide compression and winding buffer and shock absorption to provide stable protection. Avoid injury caused by accident during intensity training.4. Double adjustment Pressure binding, adjust the tightness of the binding according to personal habits when wearing5. Inner fabric display, double row perforated design to improve breathability and comfort