No-sew synthetic leather midfoot provides lightweight, structured support. A forefoot lockdown strap and zippered shroud deliver a snug, secure fit. Hard-density EVA wedge adds durable cushioning. 3/4-length Phylon™ plate with seven replaceable spikes gives powerful traction. Forefoot plate features dynamic flex for a more natural foot plant on takeoff. Includes 1/4" pyramid spikes and a wrench. Wt. 8.2 oz.