About this item PERFECT SUPPORT & PRORECTION: Beister knee braces with excellent lengthened 3D design provide a perfect 360 fit for comprehensive protection and warmth from your calf to thigh. With our sleeve, you can effectively prevent injuries caused by exercise or any activity that puts pressure on your knees and calf muscles. Instantly increase your performance and confidence. PAIN RELIEF & FAST RECOVERY: Our knee sleeves with true graduated compression can promote blood circulation and oxygen flow to relieve knee and calf pain. They are perfect for arthritis, tendonitis, swelling, meniscus tear, strains, sprains, calf cramps and recovery after surgery. PREMIUM DESIGN: Our knee sleeves are designed with elastic compression straps on the top, which can keep your sleeves in place without sliding down no matter what you're doing. The delicate sewing upper and lower cuffs fit tightly to the leg without limiting your mobility. Lightweight and breathable 3D knitted fabric provides all day superior comfort. OUTDOOR ACTIVITIES: Suitable for all activities and exercises that require to use your any joints a lot such as Basketball, Volleyball, Football, Tennis, Baseball, Running, Weightlifting, Gym Fitness Training, Jogging, Hiking, Crossfit, Golf and more. 100% SATISFACTION GUARANTEE: We offer 100% no risk money back guarantees if youre not thrilled with your purchase for any reason. Just tell us and we will do our best to give you the most satisfactory solution. Sizes vary from difference brands. Use the size chart on the picture as a reference. If your measurements are between sizes, go to a bigger size.