If you are spotted in a whiteout, might as well look amazing. Features 100% Waterproof Boot shaft easily adjusts to fit different size calves Constructed with 5mm Neo-Tech waterproof insulation GlacialGrip slip resistant outsole for maximum traction on wintery surfaces DuraFresh natural bio-technology activates to fight odors BOGS Max-Wick evaporates sweat to keep feet dry Bio-based footbed provides comfort while minimizing environmental impact Fleece lining for warmth and comfort Comfort rated to -40AdegF/-40AdegC Specs based on Women&';s Size 7