Rated to -40°C/-40°F. Stay warm in your winter lifestyle with a boot that looks great and functions well for a variety of everyday cold weather activities. A handcrafted, waterproof vulcanized rubber shell with Aero Trac non-loading natural rubber outsole. Seam sealed, waterproof leather upper. Removable thermo plus felt innerboot. Acrylic/wool blend snow cuff. Women’s Full Sizes: 7-11 (Buff: 5-11). Colours: Black, Buff, or Elderberry.