Upper: Mesh. Lining: Mesh. Insole: Air Cooled, Memory Foam. Midsole: Memory Foam. Outsole: Rubber. Fabric Technology: Air Cooled, Memory Foam. Cushioned, Pull Tab. Flat. Cut: Low Cut. Design: Logo, Stitch. Finish: Smooth. Toe Style: Round. Fastening: Adjustable Strap, Hook and Loop, Stretch Lace. Sole Features: Durable.