From UGG®, the Kids' Adirondack XXV Waterproof Pull On Boots feature: Waterproof (Waterproof membrane bootie construction, Waterproof leather) Rear pull tab Elastic lace (45% recycled polyester, 55% latex) and toggle 10mm UGGplush™ 60% upcycled wool, 40% TENCEL™ Lyocell lining 7mm curly UGGplush™ 60% upcycled wool, 40% TENCEL™ Lyocell sockliner EVA midsole with built in flex grooves  The UGG® Logo, heat-embossed, Woven label with The UGG® Logo Durable rubber outsole Imported. Styling Notes: Best for:  Casual, Heavy rain, Heavy snow Weather rated -32°C