NWT 100% authentic, please see pics with serial #’s Waterproof and winter-friendly, this updated Yose Fluff Boot features a ballistic nylon shaft for enhanced durability. Offering heavy-duty cold-weather performance in a stylish, versatile silhouette, it's rated to withstand temperatures as low as -25.6˚F and includes an innovative White Spider Rubber sole for enhanced traction in icy conditions. Finished with a fluffy faux fur collar and ultra-soft UGGplush™ wool blend insole, this cozy boot goes everywhere from city streets to snowy mountain trails. Features : • Waterproof membrane bootie construction • Waterproof leather • Gusseted tongue with water repellent coating • Faux fur collar, Ballistic nylon shaft, Punched eyelets, Branded TPU eyelets, Screen print UGG® logo on quarter • Non-wicking laces • Textile lining • 7mm UGGplush™ 80% upcycled wool, 20% lyocell insole • Treadlite by UGG™ midsole • White Spider Rubber outsole • 4.5" shaft height • 200g insulation, DryTech Technology, Weather Rated -25.6˚F • Woven label with UGG® logo on insole, Woven label with UGG® logo, Rubber heel plate with UGG® logo • Best for: Heavy snow, Heavy rain