[NOTE] PLEASE CHECK THE SIZE CHART ON THE IMAGE AND MEASURE YOUR CIRCUMFERENCE ACCORDING TO THE INSTRUCTIONS TO GET THE RIGHT SIZE. Material: 65% nylon, 20% latex, 15% spandexBENEFITS - Effective in managing knee pain caused by exercise or any activity that puts pressure on your knees, reduces swelling, inflammation, stiffness and supports in muscle recovery, also it has heating effect for muscular recoverySPORTS - Suitable for all activities and exercises that involve a great amount of stress on the joints like running, bicycling, hiking, basketball, football, soccer, volleyball, golf, tennis, skiing, crossfit, weight training and other sportsINJURY PREVENTION AND PAIN RELIEF - Commonly used by people suffering from knee pain, stiff or sore muscles & joints, arthritis, tendonitis, and other common conditions that caused by repeated overuse or injury of kneeANTI-SLIP SILICONE - Our knee sleeves designed with anti-slip silicone waves on the top for superior comfort. Unlike other knee sleeves, the premium material provides extra reinforcement without sacrificing comfortA PERFECT ADD-ON TO YOUR HOME GYM - Keep doing exercise at home, drink plenty of water, and sleep well to boost your circulation and help you stay healthy. Due to the individual difference in leg shapes, BMI, and other factors, the sizing issue like slide down, bunch up could happen. If this is your case, or you are not satisfied with your purchase, please don't hesitate to contact our customer support. We will more than happy to assist you!