Encounter maximum comfort in these Rockport classic sneakers. Full grain leather upper that s easy to clean and maintain to extend product life. Padded collar and tongue helps prevent blisters and lace bruising. Heel pad provides additional underfoot cushioning. Dynamic suspension DMX air chamber on bottom of removable footbed provides dynamic air cushioning and sensation. CMEVA midsole provides lightweight resilient cushioning to help reduce foot and leg fatigue. Rubber outsole provides durable grip on a variety of surfaces.