The most passionate outdoorsmen among us know that, in any journey, the first step is always the most important. That's why Muddy developed this NEW DV8 lineup of neoprene rubber bootsto deliver 100% waterproof, warmth-retaining protection that easily withstands prolonged exposure to cold, wet conditions of the most extreme kind. Rugged, flexible, and comfort-rated from -50 to 50F, our DV8 17-Inch 1,000-Gram Insulated Boots boast a combination 5mm neoprene and vulcanized rubber construction with the addition of 1,000-gram 3M Thinsulate insulation in the toe boxes for extra warmth. The 17-inch calf pipes roll down and accommodate tucking pant legs inside for ventilation. Pair those hardworking features with our FeatherTech footbed support system, and your feet will enjoy the best of everythingstaying cool and dry, cushioned and fatigue-free regardless of where you sit or how long you stand. Integrated into the footbeds are sturdy, 4-inch nylon shanks for added structure and support. Proprietary Muddy outsoles provide 44 traction to keep you sure-footed in any conditions.