From UGG®, the Marais Zip Up Suede Booties feature: Suede upper Square toe Rear zipper closure Textile binding made from 100% recycled polyester fibers 10mm sheepskin shaft lining, 10mm UGGplush™ 60% upcycled wool, 40% TENCEL™ Lyocell vamp lining  10mm sheepskin insole Heat-embossed suede heel UGG® Logo Sugarcane EVA outsole Approx. 5” boot shaft height Approx. 13.5” boot shaft circumference Approx. 1.5” heel height  Imported.  Styling Notes: This product contains real fur from sheep or lamb. Fur may be sourced from Australia, Ireland, the United Kingdom, or the United States. It has been artificially dyed and treated.