The HYPER MD 8 shoe has been crafted to suit the needs of middle distance runners.This shoe features a lightweight feel and open mesh structure that helps improve ventilation. It also incorporates a no-sew films for added reinforcement while creating a comfortable fit.Meanwhile, the EVA midsole foam helps provide support cushioning underfoot. SIZING: Men's sizes shown. If shopping for a Women's size be sure to make the appropriate conversion before purchasing.