Bogs gets all the details right in a waterproof boot temperature-rated to -40-degrees Fahrenheit. Neo-Tech insulation keeps you cozy and a dual-density, contoured EVA insole offers serious support. A self-cleaning outsole with grippy treads delivers excellent traction, and a DuraFresh inner bootie with four-way stretch and Max-Wick moisture-management technology helps to keep your feet dry and smelling sweet. Removable insole Four-way stretch inner bootie Synthetic and textile upper/synthetic and textile lining/rubber sole Imported