Features of the UGG Women's Ashton Addie Boot Waterproof Features Seam-sealed construction Waterproof leather Waterproof suede Gusseted zipper with water repellent tape and coatings Full-grain leather, Synthetic leather, 17mm UGGplush 80% upcycled wool, 20% lyocell Upper Non-wicking laces, Medial zipper, Metal buckle Textile lining (51% UNIFI RPet, 49% polyester), 17mm UGGplush 80% upcycled wool, 20% lyocell lining, Microfiber lining Synthetic sockliner Foam Footbed Durable rubber Outsole Embossed UGG logo