The Mueller Max Knee Strap is a lightweight, easy solution that helps relieve chronic knee pain. Upper compression tube targets quadriceps misalignment to help improve patellar tracking, while a lower compression tube targets patellar tendon. Side tubes help with patellar tracking. Breathable mesh fabric in the back of the knee strap makes for a comfortable fit. Antibacterial treatment controls or eliminates odour. Recommended for Arthritis, Bursitis, Chondromalacia, Jumper’s Knee, Osgood-Schlatter’s Disease, Patellofemoral Syndrome, Iliotibial Band Syndrome, Runner’s Knee, Subluxating Kneecap, Patellar Tendonitis and Misalignment of the Quadriceps. Fits right or left knee. One size fits most.