Product size about : M,L Product color: As shown in the figure Product material:Polyester product features: 1. Stable Support: Metal plates on both sides of the knee brace provide stable support and relieve pressure on the knee joint, offering excellent muscle support for a variety of sports, including mountaineering, basketball, football, tennis, and fitness. Our knee brace is ideal for preventing sports injuries. 2. Pain Relief: Built-in silicone pads fully wrap around the patella, effectively cushioning and reducing pressure, effectively alleviating pain from arthritis, meniscus tears, ligament sprains, and tendonitis. This knee brace is ideal for sports protection and pain recovery. 3. Adjustable Size: Easily adjusts to fit most people. The breathable fabric wicks away perspiration, eliminating heat and providing enhanced breathability, allowing for quicker perspiration removal during exercise. The buckle design allows for flexible adjustment of the strap pressure. Instructions: 1. Loosen all straps and open the knee brace, with the longer side facing up. Align the silicone ring with the center of the kneecap and place it flat on the injured knee. 2. Wrap the upper fabric strap around the back of the knee and fasten it securely. Then wrap the lower fabric strap around the back of the knee and fasten it securely. 3. Thread the upper and lower compression straps through tabs and secure. 4. Adjust each compression strap for optimal comfort and support. Precautions: 1. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images. 2. If you feel difficult to choose the size, you can contact us at any time. We will give you some suggestions, but for your reference only. Shipment includes: 1pc Knob knee pads