Waterproof PU coated leather and ripstop textile with waterproof membrane. Stability arms with spray rubber for added security and durability. Closure Bellows tongue is attached to upper on both sides to keep out debris. Toe Protective, abrasion resistant rubber toe cap. Heel Molded internal heel counter cups the heel for added stability. Lining Breathable mesh. Footbed KINETIC FIT™ footbed with added zonal arch support and heel cushioning. Midsole Features Merrell air cushion in heel to absorb shock and add stability. Lightweight nylon arch shank gives flexible support where you need it. Outsole Vibram® TC5+ outsole for durable traction in any environment.