UGG on Twitter: "When you're cold, but wanna look cute: the Isley Boot. #WednesdayWisdom #UGGLife https://t.co/yzSmSo7E9S https://t.co/fIhja4Di48" / Twitter
PETA (People for the Ethical Treatment of Animals) - NEWS FLASH: #UGG boots are made of sheepskin, which means that sheep are KILLED to make them. The only HUMANE materials are synthetic
UGG: Our Commitment to Animal Welfare - YouTube
Do UGGs Kill Sheep? How UGG Boots Are Made From Sheepskin