Mizuno AW13 Wave EVO Levitas Mens Running Shoes - Speed forefoot Wave EVO - A new wave type which facilitates optimal efficiency for midfoot running. Designed to train you and help you achieve a smoother, more natural running style. Asymmetric Lacing - For enhanced natural fitting and flexibility. Deep Multi-Directional Flex Grooves - Allow for greater flexibility and movement, with deep vertical and horizontal grooves, which help facilitate maximum toe-off power, for supreme stepping. Minimal AIRmesh Upper - Lightweight upper which offers superb breathability, helping to keep your feet cool and comfortable. 8mm Stack Height - The 8mm midsole is ultra-light and is ideal for turning up the pace.