Design: Suede upper with metal eyelets and rear pull tab Cotton laces Textile binding made from 100% recycled polyester fibers Heat-embossed UGG® logo In-Shoe Comfort: 10mm UGGplush™ 80% upcycled wool, 20% lyocell lining or 10mm UGGplush™ 60% upcycled wool, 40% lyocell lining Foam footbed for added comfort Durability & Traction: SugarSole™ outsole, made with ethylene from sugarcane, or Treadlite by UGG™ made with petroleum-based ethylene for reliable traction