'+ Waterproof membrane seals out water and lets moisture escape + Pigskin leather and mesh upper + 100% recycled laces and webbing + Bellows tongue keeps out debris + Protective toe cap + 100% recycled mesh lining + Kinetic Fit™ ADVANCED removable contoured insole with reinforced heel cushioning for medium support + Molded nylon arch shank + Merrell Air Cushion in the heel absorbs shock and adds stability + Super Rebound Compound provides durable shock absorption in the heel to help reduce torque and allow for a smooth transition into the midfoot. + Vibram® TC5+ rubber sole + Lug Depth: 5.0mm