100% fine woolen sheepskin breathes, wicking heat and moisture away to keep feet dry and warm. UGGpureâ"¢ lining and footbed keep feet feeling breathable and dry. Designed to be worn barefoot to maximize the benefits of sheepskin. Kids can put these on and take them off themselves. EVA outsole is light and flexible. Please Note: Slight dye transfer may occur with darker colored sheepskin during first few wears. Real sheep fur or lamb has been artificially dyed and treated. Fur origin: Australia, European Union or United States.