Merrell Men's Capra Bolt Waterproof Shoe - in stock now. FEATURES of the Merrell Men's Capra Bolt Waterproof Shoe Synthetic and mesh upper Metal hook and lacing closure for secure lacing Bellows tongue keeps debris out Breathable mesh lining Merrell M Select FIT.ECO blended EVA contoured footbed with organic odor control Molded nylon arch shank Merrell air cushion in the heel absorbs and adds stability TrailProtect pad offers additional support off road 3.5mm lug depth