The primary materials that compose this product contain a minimum of 20 percent recycled content.What if we told you we combined two winter faves (the Adirondack and Butte Boots) into one? This year, we're celebrating 25 years of the Adirondack with the ultimate winter hero: Adirondack Boot XXV. It features fully waterproof genuine leather and suede, Xerogel insulation that keeps you warm in temps as low as -32°c, and a higher tongue height for even more protection. Infusing UGG® heritage with modern materials, this new edition of the Adirondack Boot still delivers the same Feel of UGG® you already know and love. Wear it on your outdoor adventures or take it to the city - this boot is ready for wherever winter takes you.Waterproof leather upper.17mm UGGplush™ 60% upcycled wool, 40% TENCEL™ Lyocell shaft lining, faux fur lining made from 100% recycled polyester fibers.Poured polyurethane footbed incorporates at least 50% bio-based content. 17mm UGGplush™ 60% upcycled wool, 40% TENCEL™ Lyocell sockliner.Waterproof membrane bootie construction.Waterproof suede.Waterproof gusset. Leather upper.Cuffable shaft, front pull tab, rear pull tab.Round toe shape.Laces made from 100% recycled polyester fibers.Sugarcane ethylene vinyl acetate midsole.3M™ Xerogel Insulation, DryTech technology.Cold-Weather rated to -32°c. Vibram® logo on outsole sidewall, The UGG® logo on tongue.Additional set of laces included.RN 88276.Vibram® outsole with ICETREK rubber compound.Imported.Product measurements were taken using size 5, width B - Medium. Please note that measurements may vary by size.Measurements: Heel Height: 1 1⁄2 in Circumference: 16 in Shaft: 7 in SKU 10006947