These Boondock men's waterproof work boots feature safety toes, anti-fatigue technology and 200 grams of Thermolite® insulation. The outsoles are resistant to oils, slips and abrasions, and designed to maximize traction in the cold weather. 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.