1. Ergonomically designed copper knee pads for arthritis pain and support with optimal compression technology for full protection. Cushioning and decompression, dispersing the pressure on the knee joint, improving blood circulation, and protecting the knee joint from injury.2.[High copper content] 60% high copper ion fiber, tested by laboratory composition analysis. Helps relieve swelling and muscle soreness; the copper knee sleeve adopts the new 3D weaving technology, which is easy to dry, breathable and sweat-wicking.3. DESIGNED FOR EVERYDAY USE AND OUTDOOR ACTIVITIES - Knee braces for knee pain for women and men can help you recover faster and help relieve arthritis knee pain. Have fun with sports Ideal for jobs that require regular use of the knee, such as hiking, running, ball games, cycling and gym workouts (including seniors).4.NoN-SLIP GripSleeves barely slip after two hours of continuous workouts in the gym. You'll love the athletic feel of our knee sleeves. But be sure to follow our size chart, not yours. Use with caution if you are allergic to latex/silicone.