A tuft of soft UGGpure lining shows at the topline of a seriously warm winter boot that's fully waterproof and temperature rated to -20C. UGGpure is a moisture-wicking textile made entirely from wool but crafted to feel and wear like genuine shearling. Color(s): black leather, chestnut leather. Brand: UGG. Style Name: Ugg Mixon Waterproof Snow Boot (Women). Style Number: 5130815.