From UGG®, the Kids' Cozy II Knit Slippers feature:  Soft knit upper Sheepskin collar 17mm UGGplush™ 60% upcycled wool, 40% TENCEL™ Lyocell lining 17mm UGGplush™ 60% upcycled wool, 40% TENCEL™ Lyocell insole Textile binding made from 100% recycled polyester fibers Woven label with The UGG® Logo Sugarcane EVA outsole Imported. Styling Notes: This product contains real fur from sheep or lamb. Fur may be sourced from Australia, Ireland, the United Kingdom or United States. It has been artificially dyed and treated