Pediatric. * Men up to 4 Women up to 5* The SP Walker low rocker sole promotes more natural ambulation for improved mobility while the generous foot base has ample room for dressings without sacrificing comfort * The lightweight semi-rigid shell has a pre-inflated anterior aircell and two adjustable aircells located at the malleoli that can be individually inflated for Ëtotal contactÌ fit and secure support * HCPCS Suggested Code: L4361