The Reddie Brace Hinged Knee Brace is suitable for individuals with a variety of injuries and ailments to provide adequate protection. The neoprene wraparound design and strap tabs allow for ease of use. The black knee brace has a strap in the posterior that lets you adjust it once it's in place. Its removable dual axis polycentric hinges provide additional support and protection. The open cutout in the back helps minimize sweat. Wear the knee brace on the left or right leg. Open popliteal area eliminates bunching during flexion. To size, measure circumference of knee fully extended. Ideal for mild MCL and/or LCL sprains, mild arthritis, post arthroscopic meniscectomy, or mild global instabilities.