p>The Bogs B Moc is a 100% waterproof boot that features Rebound cushioning to provide all-day comfort and energy return. The DuraFresh natural bio-technology activates to fight odors and Bogs Max-Wick evaporates sweat to keep feet dry. It includes an adjustable cord system provides a comfortable, secure fit and plush lining for warmth and comfort. It is comfort rated to -4°F/-20°C.