Designed to flex and expand with your foot, the Nike Free TR 8 features a rounded toe box and flex grooves for optimal flexibility while you work out. Durable 3-D printing on a breathable upper equals a winning combination of structure, flex and breathability. Shown: Black/Laser Fuchsia 3-D print on the upper provides flexibility and breathability. Flywire cables integrate with laces to secure your foot. Flex grooves let your foot bend naturally. Flat heel adds stability. Product Details Pull tabs at heel and tongue Foam midsole