Protected range-of-motion and adjustable air cell system provides stability and helps decrease pain and edema following trauma or post-operative procedures. ROM settings between 45 plantarflexion and 30 dorsi-flexion in 7.5 increments. Uprights lock in fixed positions of 0, 7.5, 15, 22.5, and 30 plantar- and dorsi-flexion. Cushioned inner/outer sole with low profile rocker bottom provides increased stability and comfort. Soft nylon/foam liner. Ideal following Achilles tendon repair for controlled rehab, and stable fractures of the lower leg.