Receipts are provided. My daughter @tdannunz sold these last year, check out her reviews! I’m taking over this year! The outsole of this product is either a SugarSole™ outsole, which is a responsible compound using sugarcane foam that allows us to reduce dependency on fossil fuels by replacing petroleum-based ethylene, or a Treadlite by UGG™ outsole. Treadlite by UGG™ Proprietary compound which increases cushioning and traction for a supremely lightweight, ultra-durable sole. UGGbraid made with 70% recycled polyester, 30% rayon or UGGbraid made with 100% recycled polyester 10mm UGGplush™ 80% upcycled wool, 20% TENCEL™ Lyocell lining or 10mm UGGplush™ 60% upcycled wool, 40% TENCEL™ Lyocell lining 10mm UGGplush™ 80% upcycled wool, 20% TENCEL™ Lyocell insole or 10mm UGGplush™ 60% upcycled wool, 40% TENCEL™ Lyocell insole EVA midsole Sugarcane EVA Outsole or Treadlite by UGG™ EVA outsole Textile binding made from 100% recycled polyester fibers 1.75" platform height Heat-embossed UGG® logo