Waterproof leather boot is designed to handle all the elements, with a rugged Vibram outsole. The soft, cozy lining is made from genuine shearling or plush UGGpure, a textile made entirely from wool but crafted to feel and wear like genuine shearling. Either version keeps feet warm and comfortable, whatever the weather. Color(s): black, metal, worchester. Brand: UGG Australia. Style Name: UGG Australia 'Butte' Boot (Men). Style Number: 38646. Available In Stores.