The breathable GORE-TEX membrane will keep your feet dry inside and out and a durable rubber outsole provides excellent grip over wet terrain. The mid-length cut adds ankle support reducing the risk of injury. Suede and mesh upper - durable and breathable. Aegis Antimicrobial solution treatment - Reduces shoe odour and keeps feet fresh. Bellows tongue - Keeps out debris. EVA removable footbed - Underfoot comfort. Merrell sticky rubber outsole - For excellent traction. Moulded nylon arch shank - For stability. Merrell air cushion in the heel - Absorbs shock and adds stability. This new all-season GORE-TEX walking boot is fully waterproof and highly breathable. It boasts a moulded nylon arch shank for support and an embedded EVA midsole for torsional support as well as stability and cushioning underfoot.