Aircast SP Walking Boot Brace (Short Pneumatic)The Aircast SP Walker Boot (Short Pneumatic) is a lightweight walking brace that is ideal for patients with metatarsal fractures, forefoot and midfoot injuries, bunionectomy, soft tissue injuries, or acute or post operative healing. This walker boot is made with a comfortable inner sole, a hard exterior shell, and a pre inflated anterior aircell with two adjustable aircells that provides excellent protection, support, and a customizable fit. The