Hinged knee brace provides compression and has built-in metal hinges for increased knee joint stabilization.. This open-patella knee brace is constructed of sports neoprene for stabilizing compression and therapeutic warmth. With steel support hinges to help prevent hyper-extension and provide side-to-side support. Built-in superior horseshoe support controls patellar malalignment. Two adjustable straps keep the brace in place. Ideal for knee ligament tears. sprains and chronic knee instability problems.Complete wearing and care instructions are included. Color: Navy or Black.