Part of the Timberland PRO® series, the men's Endurance HD is a versatile work boot that meets CSA and ASTM safety requirements, has premium features and delivers on comfort. These boots feature distressed full-grain waterproof leather with waterproof membrane, 200 gram insulation, a molded Timberland PRO® rubber toe, direct-inject construction for durability, a non-metallic puncture-resistant plate, and a fiberglass shank for structural support. They have an Anti-Fatigue Technology polyurethane footbed for shock absorption and energy return. They are also breathable and feature moisture-wicking lining with anti-microbial treatment for odor control.