These insulated, waterproof, vulcanized rubber boots are built for the nastiest weather and the coldest temperature. Whether its shoveling snow, or out for the day, these will keep you warm and dry.  Model: B20173 Color: Black Waterproof synthetic rubber upper and adjustable nylon collar Removable 8mm thermal guard liner Kamik’s EXPLORER rubber outsole Thermal Guard rated to -40 degrees Fahrenheit  Height 14.5 inch (36.8cm) / Weight 4.38 lbs (1987g) (per pair) NOTE: Updated model name from Hunter to Forester, but it is the same as previous model