Toes stay toasty in this puffer-inspired boot that's temperature rated to -32? Fahrenheit thanks to a faux-fur and UGGpure lining, plus 200 grams of insulation. Waterproof construction helps keep feet dry, while the grippy rubber sole with tractor treads ensures sure-footed traction in wintry weather. Style Name: UGG Ridge Mini Waterproof Insulated Winter Boot (Women). Style Number: 5889312. Available in stores.