The Nike Flex RN Men's Running Shoe features offers breathability and natural motion for a comfortable ride from start to finish. Engineered mesh upper for flexibility and breathability, Phylon midsole with two levels of cushioning for a smooth ride. Tri-star outsole pattern enhances flexibility

The Nike Flex RN Men's Running Shoe features offers breathability and natural motion for a comfortable ride from start to finish. Engineered mesh upper for flexibility and breathability, Phylon midsole with two levels of cushioning for a smooth ride. Tri-star outsole pattern enhances flexibility and its flywire technology provides a locked-down fit. Rubber pods at heel and toe for traction and durability.