Gabor Fitness Tendon Patellar Knee Brace Support Strap Band (Pair) Invaluable Knee support: Gabor Fitness Knee strap provides best support to relieve Knee pain resulted from running and frequent jumping; soft tube-like insert applies pressure to patellar tendon and improve patella tracking and elevation Knee pain relief: relieves runners Knee (chondromalacia patellae, patellofemoral pain syndrome (pfps), jumpers Knee (patellar tendinopathy, patellar tendonitis), Osgood-Schlatters disease (apophysitis of the tibial tubercle or osd), pes anserine bursitis Efficient design: two buckles at front portion of strap, with two Velcro tabs at back portion of the strap, allow for custom and comfortable fit for the Knee, shock absorbed inner Round tube insert press on the patella tendon and improve patella tracking Tested quality: 65 percent Neoprene and 35 percent nylon, Ultra light, weighs only 1.2 oz. It is built to last. Fits both left and right Knee Lifetime warranty and 100 percent real customer satisfaction: we believe in delivering the highest quality athletic wear; more importantly we believe in real service. If you have an issue, contact US, we guarantee that issue will be solved