SATISFACTION GUARANTEE: We offer no risk money back guarantees if you’re 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. MULTIFUNCTION: The knee brace 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.The knee brace also can help relieve swelling and muscle soreness. PREMIUM DESIGN: Our knee sleeves are designed with double anti-slip silicone wave strips 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. 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. PERFECT SUPPORT & PROTECTION: These knee braces with excellent lengthened 3D design provide a perfect 360°fit for comprehensive protection and warmth from your calf to thigh.These knee compression sleeves with the best compression technology,can achieve comprehensive protection.Slow shock and decompression,disperse knee pressure,improve blood circulation,protect knee from injury.