The Ahnu Montara Luxe Insulated Waterproof Boot is an insulated-for-warmth upgrade to one of our most iconic waterproof hikers, because adventure isn't just a summertime thing. The Montara Boot features a custom Vibram rubber outsole and Ahnu Numentum Hike technology to keep your feet extra stable on muddy, rocky and rugged trails. Waterproof Nubuck Italian Wool Collar eVent Waterproof Tech 200g Thinsulate insulation Faux Shearling lining Numentum Insole Custom Vibram IceTrek Sole Numentum Hike