Premium waterproof full-grain leather and abrasion resistant mesh upper Breathable waterproof membrane with moisture wicking mesh Removable full-cushion low density PU footbed molds to your foot Dynamic cushioning midsole resists compression for long-lasting comfort Rubber lug outsole grips the ground ForgeTek direct-attach construction for durability and flexibility Nylon shank adds extra strength Backed by Wolverine's 30 day comfort guarantee