The premium waterproof leather with seam-sealed direct-inject construction of the Timberland TB065030713 is a technological marvel. With 200 grams of Thermolite® insulation this boot will keep you warm when you need it. A padded collar provides comfort and prevents debris from entering the boot. A mesh lining with antimicrobial treatment for odor control fills the interior of the TB065030713. A contoured nylon shock-diffusion plate provides support with every step. While a lightweight blown-thermal plastic midsole was formed for flexibility in all terrains. The open-cell polyurethane footbed with antimicrobial treatment for breathable comfort and odor control provides a soft cushioned step. Timberland PRO® oil-resistant, non-marking rubber lug outsole for durable traction.