Knee Pro-Tec patellar tendon strap: “The Original Neoprene Knee Strap” New Premium versionincludes taped edges toprovide a streamline finish for improved comfort andgreater durability.Alleviates patellar pain, including conditions ofTendinitis (jumper’s knee), Chondromalacia (runner’sknee), Patello-Femoral Pain, and Osgood-Schlatter’s.Provides moderate compression to the patellartendon, reducing forces to the femoral groove.Helps to stabilize patella, improving patellar tracking.Unique attachment system allows user to adjust strap with one hand.Stays in place Size Chart Circumference measured just below patella