The Carhartt® Men’s Rugged Flex 8” Waterproof 400g Insulated Work Boots are built with a composite safety toe and RuggedFlex® technology that allows freedom of movement for lasting comfort. A waterproof membrane ensures dryness and the rubber outsoles provide traction to keep you steady. Stocked with 3m™ Thinsulate™ insulation, these Carhartt boots keeps you warm during cold work conditions. FEATURES: Men’s Work Boots Composite toe protects toes from impact injuries Rugged Flex® allows freedom of movement Waterproof Membrane Cement construction Carhartt® rubber outsole EVA midsole with PU strobel pad PU Ortholite™ insoles offers 5 layers of flexibility and cushioning 3M™ Thinsulate™ microfibers trap air molecules between fabric and outside air to provide heat 400g Thinsulate™ insulation Style: CMF8389 Click here for additional information relating to the Manufacturer’s Warranty.