Mesh, leather, and synthetic uppers. Breathable mesh lining for comfort and odor control. M select Move footbed for comfort and breathability. Midsole features a molded nylon arch shank for increased stability. Compression EVA foot frame for increased comfort. Merrell air cushion in the heel is shock absorbent and improves stability. Outsole is shock absorbent, and provides durable traction. Front zipper for easy on and off.