Lightweight, low-profile, smooth and fast, the Mizuno Wave Precision 8 running shoe is designed for the competitive runner who has high, rigid arches. SmoothRide™ engineered rubber parallel wave provides optimal cushioning and flexibility. AP midsole adds lightweight, responsive, yet durable cushioning. AIRmesh™ upper offers the utmost in breathability and comfort. X-10™ carbon rubber in the heel allows for longer wear in high impact areas and supplements traction at heel strike. Blown rubber forefoot delivers cushioning and flexibility. Wt. 9.8 oz.