Features: 1. Upgraded silicone shock absorption strong spring support fast switching of various sports widened compression straps strong and durable and self-adjusting. 2. Ring-shaped silicone strong protection upgraded thickened silicone ring 3D wrapping fully fit the knee to relieve knee pressure and reduce the risk of injury. 3. The spring is applied to disperse the load and the built-in spring supports the support is stronger and the movement is more labor-saving. 4. The outer material is perforated and the inside is designed to absorb sweat instantly and keep you dry during exercise. 5. The fixed straps disperse the load on the knees avoid the pain caused by excessive knee movement fit the legs and reduce the discomfort caused by movement to prevent muscle tremors. Notice: 1.Actual color may be slightly different from the image due to different monitor and light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Material:Polyeser Size:20*20*3cm includes: 1 Pair*Knee Pads "