The Women's Nike Flex 2017 RN Running Shoe is built to flex. It's one-piece engineered mesh upper, adaptive heel design and molded tri-star outsole pattern work together for a smooth ride that moves with your stride.
• engineered mesh provides breathable support
• dynamic Flywire cables provide a one-to-one fit
• minimal heel design provides a more natural fit
• co-molded midsole uses a softer injected Phylon (IP) core foam directly underfoot and a slightly firmer injected unit sole (IU) carrier foam to deliver comfort and durability for a smooth ride
• rubber outsole