23walk mule delivers the same unmatched Vio Motion support that made the original Walk sneaker an icon. Premium leather or suede upper. Durable rubber outsole that provides excellent traction. EVA midsole. Podiatrist-developed biomechanical footbed featuring contoured arch support, with shock-absorbing cushioning, deep heel cup to provide stability, and forefoot flexibility. It's recommended to wear your new pair for a few hours to allow your feet to adapt to the new support. Received (APMA) American Podiatric Medical Association Seal of Acceptance. 1.75 inch(es) heel height. Imported.