Crafted of waterproof durable hand-lasted rubber with a four-way stretch inner bootie. Its internal midsole with rubber sponge delivers extra cushion and warmth. Dual-density footbed with DuraFresh bio-technology activates to fight unwanted odors, Bogs Max-Wick keeps feet dry. Non-slip, non-marking and self-cleaning outsole. Constructed with 7mm Bogs Neo-Tech insulation for comfort rated from temperate to -40F/-40C. Imported. Ships directly from manufacturer.