These are authentic - brand new UGGS Protected: Post Applied Treatment Topically applied water repellency treatment 17mm Twinface sheepskin upper Overlock stitch detailing on seams, Suede heel counter 17mm sheepskin lining 17mm sheepskin insole Sugarcane EVA Outsole or Treadlite by UGG EVA outsole Polyester binding or textile binding made from 100% recycled polyester fibers 8" shaft height Leather heel label with embossed UGG . Questions? Happy to answer