Professional Customer Service: our service team will do whatever it takes to ensure your satisfaction. With any questions or problems about our NTRH knee braces, please feel free to contact us anytime and anywhere via 'Your Account - 'Your Orders' - 'Problem with order' - 'Other issue' - 'Contact Seller'. Enjoy Your Activities: NTRH Knee support is the perfect fit for any activity that involves a great amount of stress on the joints like Baseball, Basketball, CrossFit, Soccer, Football, Golf, Gym, Jogging, Walking, Hiking, Running, Cycling, Tennis, Volleyball, Dancing and more! You'll be able to enjoy exceptional knee sleeves while still maintaining your peak performance and a full range of leg motion!. NTRH Knee Sleeve provides all day support, could help alleviate pain from those suffering from arthritis, bone bruises, osteoporosis, tendonitis, swelling, and general knee soreness from everyday activity. If you need knee supports for an ACL, MCL, or PCL sprain or meniscus tear, choose our NTRH knee support. And they Wash Well!. Anti-slip and Comfortable: our knee sleeve not only has fully adjustable straps that can be attached to any exterior point, but also has 2 waves silicone at the top cuff to increase friction. The high quality fabric featured in Breathable & Sweat-Absorbing gives you a smooth and soft feel so you can wear them all day long! The knee braces fit for both men & women, kids and adults. Professional Knee Supports: NTRH Knee braces offer stable pressure across your knee joint, offer optimal muscle support between workouts and during casual everyday activities. Getting the right size is important. Please don't guess your size or assume a certain size will fit you. It takes less than a minute to measure. Please see image 5 for sizing diagram. M: 34-39cm,L: 39-45cm,XL: 45-51cm,XXL: 51-57cm,3XL: 57-62cm.