Synthetic leather and mesh upper. Lycra® neoprene lining for an ebrasion free environment. Lining features the Aegis® antimicrobial solution, keeping your feet cool and dry. Cement construction durability. Merrell air cushion in the heel absorbs shock and adds stability. Adjustable velcro straps for an adjustable fit. Water friendly non-marking sipped sole, that is durable, slip resistant, and shock absorbent. Vegan friendly footwear.