Pigskin and mesh upper, 100% recycled laces and bellows tongue keeps dirt away. Protective toe cap 100% recycled mesh lining. Removable Kinetic Fit Advanced contoured footbed with reinforced heel cushioning for medium support. Merrell Air Cushion molded nylon shaft in the heel absorbs shock and provides stability. Lightweight EVA foam midsole for stability and comfort Vibram TC5+ rubber outsole