Featuring high-energy foam for lightweight cushioning, the Mach 7 provides a responsive ride with a refreshed aesthetic. This sneaker incorporates speed-focused design elements, including a creel jacquard upper with zonal breathability and an internal gusset for a secure fit. airy creel jacquard upper with zonal breathability refined, speed-centric tongue internal gusset supercritical eva foam midsole sticky rubber forefoot durabrasion rubber at the heel