Fabric: Lightweight performance mesh CloudTec outsole with Helion superfoam midsole, Molded cushion heel pads and raised sidewalls for added stability, Speedboard energizes steps, Designed for HIIT, mixed-sports training, gym sessions, and road running Lace-up closure CloudTec cushioning technology active only during the foot strike On Mens Cloud 5 Waterproof Textile Synthetic Olive Black Trainers 7.5 US