Featuring Peter Storms Stormshield waterproof lining, the Womens Millbeck Waterproof Walking Boot has a breathable mesh lining to keep your feet cool and comfortable when the weather gets warmer. The grippy outsole provides reliability when you need it most.The Millbeck is a breathable textile hiking boot with a waterproof lining. Similar to the full leather Caldbeck, it has been moulded on a wider last – better for thicker hiking socks – and it has a deeper lug-depth for greater grip over wet and muddy terrain. Suede and nylon lining – for breathability and waterproof protection StormShield waterproof lining Phylon midsole – gives low bulk, lightweight, cushioning StormGrip outsole – for durable and confident grip Suede upper – for added comfort TPU shank – offers greater support when on longer walks