The Arctic Pro is one of the warmest neoprene boots on the market. Perfect for the hunter or outdoor worker in cold climates. Featuring a 8mm neoprene waterproof bootie and fleece lining for the standard in warmth and protective support. The 2mm foam under the footbed assures warmth in low temperatures or when standing on ice. A topline binding keeps the snow and cold out and warmth inside. Muck Footwear Men's Arctic Pro Arctic Pro Brown M