The UGG Logo, heat-embossed. UGGClassic Ultra Mini Plains Boot. 17mm UGGplushâ„¢ 60% upcycled wool, 40% TENCELâ„¢ Lyocell vamp lining, 17mm UGGplushâ„¢ 60% upcycled wool, 40% TENCELâ„¢ Lyocell shaft lining. 17mm UGGplushâ„¢ 60% upcycled wool, 40% TENCELâ„¢ Lyocell sockliner.