The Keen Crested Butte - Women's Slip-On will put your mind at ease when those cold days and nights come along. The Crested Butte has faux-shearling lining, a full heel and a nice rubber outsole. This slip-on is just what you need to get around town or casually wear at the house. The waterproof nubuck leather and KEEN.Cush footbed make this a unique winter moccasin that is sturdy and well rounded.