UGG Sunburst Mini The Sunburst Mini features our signature Twinface sheepskin with plush spill seams, a suede toe cap, and a cuffable collar. A lower shaft height offers easy on-off and enhanced versatility, complementing a wide range of looks. Size 9 17mm Twinface sheepskin, Suede upper Suede heel counter, Sheepskin spill seams 17mm UGGplush™ 80% upcycled wool, 20% lyocell lining or 17mm UGGplush™ 60% upcycled wool, 40% lyocell lining 17mm UGGplush™ 80% upcycled wool, 20% lyocell sockliner or 17mm UGGplush™ 60% upcycled wool, 40% lyocell sockliner