DOCTOR RECOMMENDED— It will effective strengthen side support and maintain your joint stability, providing maximum support for knee joint. This knee brace fit your leg perfectly and the patented “X-Strap” Fixing System will provide customized fit, it protects the knee from potential injuries without sacrificing the mobility! More reliable than other knee protectors to provide extra reinforcement without sacrificing comfort, so you can wear it all day long!COMFORTABLE EXPERIENCE— Open patella and back design will avoid pressure to injured patella and sweat accumulate. Soft fabric with ventilation holes and 2 Velcro straps, airflow vented tech to reduce odor and moisture. The top and bottom Velcro straps are highly adjustable that ensures a snug fit from back to front, which means It is perfect for people with big thighs or elderly people. Just wear it when walk, sleep, sports or work, enjoying the freedom of movement and back to your life!MULTIFUNCTION— Specifically designed for people with knee pain, joint injuries and the elderly, It's easy to install and can be done completely by yourself. Ideal for high performance training, sports & exercise & workout. Widely used in many sports such as weightlifting, basketball, running, gym, tennis, hiking, cycling, skiing and more! Fits both left and right legs, universal for men and women, please refer to size chart.TRUSTED BRAND— Innovatively designed by NEENCA: Amazon's top seller of knee brace, a brand that has been deeply involved in the protective gear industry more than 10 years. Class 2 Medical Device — Doctor Recommended. 100% satisfaction guaranteed, full refund for any reason!【 BEST CUSTOMER SERVICE: If you receive a defective item, or you receive a item of wrong color/size, or your item is damaged quickly, please contact us immediately as we will replace it for you FOR FREE 】Fabric made of FSC-Certified Rubber.