Breathable, lightweight mesh upper provides enhanced ventilation Extended ankle collar features a snug compression fit for a locked-in feel & enhanced stability Molded heel cup with interior padding for comfort & support High rebound die-cut EVA sockliner ArchFit system locks in the arch for precise fit & foot guidance Ultra-strong, ultra-lightweight Pebax® plate strategically placed in forefoot for explosive takeoffs Michelin® Wild Gripper rubber outsole rubber uses unique traction lugs for grip & traction on any terrain