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 shankLightweight EVA foam midsole for stability and comfort Vibram TC5+ rubber sole Merrell is focused on merging performance, styling, and comfort to empower all people to confidently explore the outdoors Merrell Air Cushion in the heel absorbs shock and adds stability For over a decade, the Merrell Moab has been the choice of hikers when a choice needs to be made, making it the bestselling hiker in the world. Famous for its out-of-the-box comfort, durability and all-purpose versatility, its predecessors have enabled 20 million people to step further outdoors. Version 3 features a new more supportive insole, a softer more cushioned midsole, a grippier Vibram outsole, and partially recycled fabrics.