N.Life Premium Adjustable Knee Straps, Knee Pain Relief for Hiking, Soccer, Basketball, Volleyball and Squats, Black Assists with jumper's knee, sore and fatigued muscles, bruising and contusions Reduces symptoms of tendinitis, chondromalacia, osgood-schlatter's disease and other knee ailments Combines therapeutic benefits of kinesiology tape and compression support, offers stability to patella, improving its tracking Note: this product is not a substitute for medical care, always seek a professional for the diagnosis and treatment of pain, injury or irritation