The mesh fabric upper enhances ventilation to your foot and the sock-like feeling gives a supportive fit. The Dynamic Fit technology and Flywire cables secure the foot and move with every stride for lasting comfort. The rubber waffle outsole with flex grooves can withstand multi-surface ground. Engineered mesh forefoot for a breathable, supportive fit Dynamic Fit technology with integrated Flywire cables and laces Cushlon midsole with Nike Zoom Air heel Flex grooves for a natural stride