Slippers by UGG Australia. Ascot slippers feature a premium espresso suede upper and are lined with luxurious wool, complete with a molded rubber outsole. Made with premium suede, fully lined with UGGpureâ„¢ lining, and a rubber outsole. The leather used is Leather Working Group Leather (LWG Gold Rated) (32.79%). Utilizes Repurposed Wool (22.63%). 66.5% sustainable.