83501 Oboz Men's Bangtail Mid Insulated B-DRY The Bangtail Mid Insulated Waterproof boot has components to beat the winter elements including a Vibram Arctic Grip outsole, PrimaLoft BIO insulation, Oboz ACT Midsole, and B-DRY waterproof breathable technology. Whether your plan is to hike the Bangtail Divide Trail or snowshoe in your backyard, this winter boot has you covered.