Lace up in a shoe that can match your speed and commitment. Mesh and no-sew upper combine with a co-molded midsole to deliver a fast, responsive ride. Breath Tech construction for midfoot support. Co-molded midsole uses two densities of foam for responsiveness. Anatomically placed rubber pods for forefoot responsiveness. Flex grooves for a smooth, efficient stride. Wt. 10.6 oz.