When it's an ATV ride and a hike through snow and ice just to get to the jobsite, this is your boot.   Slim, sleek and agile, it delivers the extreme warmth of a pac boot without the usual clunky weight. A rugged waterproof leather upper and DuluthDry® waterproof/breathable membrane keep your feet bone-dry as you slog through frigid slush. The toasty Dri-Lex® Dri-Blaze fleece lining plus 200g Thinsulate insulation delivers a massive 400g of bulk-free warmth. Revolutionary Vibram® Arctic Grip outsole delivers 3x better traction on wet ice than standard rubber soles – lets you traverse icy construction zones and boulder-strewn slopes with mountain goat agility. Cushioned collar and tongue for comfort on high-mileage days.