Upper: Mesh, Synthetic. Insole: Air Cooled, Goga Mat, Synthetic. Midsole: Cushioned, Ultra Light. Outsole: Goodyear, Rubber, Synthetic. Fabric Technology: Max Cushioning. Breathable, Heel Pillow, High Rebound Footbed, M-Strike Technology, Padded Collar, Padded Tongue, Soft Stride. Flat. Cut: Low. Design: Contrast, Logo, Plain, Text. Toe Style: Round. Fastening: Lace Up.