Surround Ankle Support Large Hook and Loop Closure Foot - EachAbout Surround with Gel Ankle Support, Large (1 Unit) Rigid thermoplastic shells with adjustable heel strap to help prevent inversion eversion Air and gel bladder may be used for cold therapy to treat swollen ankles Suitable for wear from acute to active phases of ankle recovery and rehabilitation Large: 10 inch height Description: Ankle Support Surround with Gel Large Hook and Loop Closure Foot