UGG Adirondack Meridian Hiker is a waterproof, GORE-TEX-lined winter hiker built for heavy snow and sub-zero conditions. It pairs robust Vibram traction with plush UGGplush™ insulation for warm, dry comfort on icy terrain. Key attributes: Sand | Leather | Waterproof construction | GORE-TEX internal bootie for breathable waterproofing | Weather rated to -32°C | Vibram outsole with ICETREK compound and Traction Lug technology for enhanced grip on ice | Gusseted tongue with water-repellent coating | Rear pull tab | No-absorb laces with reflective details and metal speedlace eyelets | 10 mm curly UGGplush™ insole | PU footbed | Asymmetrical topline for increased ankle flex | 10 mm UGGplush™ collar and 10 mm curly UGGplush™ lining | Raised UGG logo and reflective UGGextreme™ branding details | Textured lightweight rubber mudguard | Composition & care: Leather | Nubuck | GORE-TEX membrane | UGGplush™ lining: Wool (60%), TENCEL™ lyocell (40%) | UGGplush™ collar: Wool (60%), TENCEL™ lyocell (40%) | UGGplush™ insole: Wool (60%), TENCEL™ lyocell (40%) | PU footbed: Susterra compound (25%), PU (75%) | Midsole: Sugarcane (44%) | Vibram ICETREK rubber outsole