The OTC Inflatable Air Walker Cast, Pneumatic Low Top Orthopedic Walking Boot Brace increases stability and help decrease pain and edema following trauma or post-operative procedures. Extra-Strong molded strut design with non-skid, shock absorbing sole. Designed for the treatment of stable fractures and ankle sprains. Purposefully engineered with an integrated pump which allows for the liner to easily inflate and adjust, accommodating changes in edema during rehab. The cushioned inner and outer sole provides shock absorption which helps improve comfort during ambulation, while the cushioned heel delegates greater energy absorption. A low-profile rocker bottom helps promote a natural gait and reduces plantar pressure.