The Butte is the perfect cold weather boot to sport all winter long. Full-grain leather upper features a waterproof and windproof eVentT membrane that “vents” moisture from inside the shoe for a durably waterproof boot. Fully lined with UGGpureT with 8mm sherpa lining on vamp and quarter. Through Direct VentingT proprietary and patented technology, millions of tiny pores are able …