Having Lycra and Neoprene stretch collar the lace-up style Merrell Mens Waterpro Maipo Walking Shoes are easy to slip on and take off. Their breathable mesh upper ensure all day long comfort by keeping your feet dry and cool. Composed of synthetic leather the shoes are highly durable and their rubber sole yields traction control and maximum support. Featuring air cushion in the heel they are good for shock absorption and added stability., Synthetic leather and mesh upper. Lycra and neoprene stretch collar for easy on and off., Injection moulded TPU rear foot stabilizer. Synthetic leather toe bumper protection., Hydro drainage/ventilated footbed with Etc. Anti-Friction Lining. Moulded nylon arch shank., Merrell air cushion in the heel absorbs shock and adds stability. 3.5mm lug depth., Water friendly non-marking siped sole. Weight: 1lb 4oz/567g.