Suggested HCPC L1832, L1833 * XXXx-Large 25" - 28" * Medial and lateral hinge stays provide excellent support * Enclosed tubular donut buttress * Neoprene coated with 4-way stretch nylon fabric * Piping along thigh and calf areas of support to stop flexing * Tapered in back for comfortable fit * Range of Motion hyperextension stops at 170°.* Easy removable hinges for custom fitting * Indicated for mild to moderate ligament joint pain, sprain, strains of the knee ligaments * Provides support. stabilization and compression of the knee joint following ligament or meniscus *