For trail runners of average weight. For beginners just starting out on the trails. For light trail runners on hiking trails, gravel roads, and the like. Hit the trails with this shoe optimized to provide cushioning, stability, and energy return. It incorporates features to make your trail runs smoother, including the new MIZUNO ENERZY Foam at the sole for a softer feel and more energy return when landing on the heel. The outsole design features Wgrip rubber for enhanced grip, especially on gravel roads.