EXCELLENT DURABILITY & TRACTION: Full coverage, innovative VIBRAM MegaGrip outsole delivers superior durability and traction on a variety of terrain types. PROVEN FOAM: PWRRUN foam provides more cushion, comfort and protection than ever before. With more foam added underfoot, it’s time to tackle the trails with cushioned confidence. EXTRA PROTECTION: Forefoot rubber toe wrap for extra protection. TRAIL READY UPPER: Specialized highstrength mesh with added lightweight protection in the high abrasion areas 4mm Offset