Neoprene sleeve on the inside keeps foot locked in and supported. Leather, spandex, neoprene, textile, and thermoplastic upper gives shoe superior style. Key areas of the shoe are supported with overlays to keep foot supported. Phylon™ foam midsole offers comfort where you need it the most. Air-Sole® units under the heel and forefoot provide superior cushioning. Waffle outsole in rubber for durability and traction.