[Single]Ergonomically designed Copper Knee support, with the best compression technology, can achieve comprehensive protection. Slow shock and decompression, disperse knee pressure, improve blood circulation, protect knee from injury.Designed for everyday use and outdoor activities-suitable for men and women (including the elderly). arthritic knee brace can help you recover faster, reduce joint pain, arthritis，spasms, enjoy the joy of exercise! Sport knee support is ideal for work that requires regular knee use, such as mountaineering, running, ball sports, cycling, and Gym exercise.60% copper fiber cloth+40% spandex, High copper content. The scientific research shows that the copper fiber fabric material can reduce inflammation, swelling, antibacterial and deodorization, and relieve muscle soreness; the compression Knee Support adopts a new type of 3D weaving technology, and is easy to dry, air-permeable and sweat-absorbing.NoN-SLIP Grip: After two hours of continuous exercise in the gym, the compression knee sleeve barely slipped. You will love the feeling of athletics with our knee support. But please be sure to follow our size chart instead of your habits. Latex / rubber people allergic caution.Worry-free shopping: 100% after-sales guarantee. Our copper knee compression sleeve are not fitted with a spring bracket. They are primarily based on compressive and copper fiber cloth to exert a constant pressure on the knee joint, providing muscle support during exercise and leisure activities. So its support is not as big as other knee supports. Also if you choose the wrong size, it will scroll down or have little support and compression. Please feel free to contact us to get the right size.