Redesigned to provide additional hyperextension protection, this brace features a hinge that allows the user to set the extension stop at 0, 15, 30, or 45 degrees. Constructed of 1/4-inch-thick neoprene for added support, the brace features an orthopedic felt horseshoe for added patellar stabilization. 2 elasticized straps provide additional personalized fit and comfort. 2 hinge covers are supplied and can be fit easily. Excellent for post-surgical and post-injury applications. U.S. Patent #4,084,584 and U.S. Patent #D-291-596.