The NationPlus boot from Kamik® keeps you warm and dry no matter what the weather decides to bring that day! Waterproof suede and ballistic nylon upper.Seam-sealed construction keeps out the wet elements.Waterproof and flexible synthetic rubber shell.Rustproof speed lacing system for easy entry and exit.Padded collar and waterproof gusset tongue offers added comfort and also guards against debris from entering the boot.Removable 200B Thinsulate™ foam liner for lightweight protection and warmth.Moisture-wicking lining provides a breathable foot environement. SNOWTREAD Synthetic Rubber outsole provides excellent grip and traction on wet, snowy surfaces.Temperature rated: -40°F/-40°C.