Our DONJOY Performance Webtech Knee Strap features a two-part, innovative system that provides all day comfort for targeted pain relief from Patellar Tendonitis. The silicone strap is designed to fit with the contours of the knee, and works with the compression molded back pad to evenly distribute pain relieving pressure on the Patellar Tendon. The Webtech Knee Strap is the best tool for overcoming pain from runner’s knee.