UGG Australia Womens Tarra Burlap Sandal leather-and-fabric Upper: Luxurious leather straps and printed hexagon dot burlap heel counter Insole: 3mm of Poron plus 2mm of EVA with buttery-soft leather sock cover; heat-embossed UGG logo on heel Outsole: Molded rubber outsole with allover UGG logo pattern Rear antique metal zipper with leather pull tab 5mm antique metal UGG logo rivet on rear pull tab