When you need more energy and waterproof protection, Rockport's More Energy, 6-inch, waterproof work boots are exactly what you need. When you choose these work boots, you will be guaranteeing that you will be comfortable and protected at the same time. This entire Rockport boot is made of non-metallic materials, which makes it airport-friendly, features a moisture wicking liner, and has a Hydro Defense bootie. All of these features make this boot great for work in any environment. For amazing durability and comfortability, Rockport made these uppers with crazy horse leather and also added Adidas' adiPRENE technology. Choose these work boots for waterproof protection and comfortability that can't be beat. Material: Leather.