VIBRAM Arctic Grip innovative technology specifically engineered and designed to perform on wet ice. Freeze Guard Insulation keeps feet feeling great. 100% post consumer recycled polyester feels pretty good too. Engineered for lightweight stability and comfort, our proprietary ACT+ cushioning system enhances our base ACT compression molded EVA foam by infusing it with performance properties that provides a ride that is both efficient and stable. Improved B-DRY lining adds increased waterproofness & breathability, and uses recycled materials. 100% recycled polyester laces and webbing, and quick drying 100% recycling polyester lining and 50% recycled waterproof lining help us lighten our impact on the planet. The Bangtail Mid Insulated Waterproof has the components to beat the winter elements including a Vibram Arctic Grip outsole, PrimaLoft BIO insulation, our ACT+ Midsole, and B-DRY waterproof breathable technology. Whether your plan is to hike the Bangtail Divide Trail or snowshoe in your backyard, this boot has you covered.