Boots by UGG, Leather upper, Side zipper, Lamb leather lining, enerG Comfort System insole, Leather insole lining, Treadlite by UGG and rubber outsole, 6 shaft height. The brand behind Australia's original sheepskin boots, UGG combines luxurious comfort with durability and style. From modest beginnings in 1978 among the surf community, UGG boots were quickly adopted for their natural cosiness and laid-back appeal. Made with moisture-wicking sheepskin, the brands collection of classic tall and short styles works to keep your feet close to your natural body temperature.