McDavid® Patella Knee Support Neoprene sleeve with nylon, two medial and two lateral steel stays, adjustable straps, and superior horseshoe buttress help support patellar tracking. Lends minor ligament support and helps relieve symptoms of chondromalacia, patellar subluxation, and patellar tendonitis. Neoprene except for binding straps. Fits left or right. Not made with natural rubber latex. Black.