The Aircast SP Walker is designed for active lifestyles or those who require a high level of support after a foot or ankle injury The AirCast SP Walker brace gives the patient semi-pneumatic support with the Aircast semi-rigid shell protection and is available in 5 sizes (pediatric, small, medium, large, and x-large). Foam-filled air cells cushion the ankle for customized comfort and support. This support Walker brace is effective in fracture healing, managing edema, and post-op protection. The SP Walker Boot has been discontinued and is no longer available. Orders will be substituted with the NEWER VERSION: AirSelect Short Walker AirCast Boot Indications: Metatarsal fracture Forefoot, mid-foot, or hind-foot injury Acute or postoperative use Bunionectomy Soft tissue injury Features: A semi-rigid shell to provide the protection formerly expected only from a cast A rocker sole to reduce plantar pressures Pneumatic compression for improved blood flow and edema reduction Custom-inflated air cells for individual fit and support Low profile for a natural gait Key Benefits: Fracture healing Managing edema Post-op protection L4360 and L4361