UGG Classic Ultra Mini Nubuck Ankle Boots combine a low-profile ankle silhouette with soft nubuck leather and sheepskin lining for everyday warmth and easy on-off wear. Key attributes: Black | Leather | Lightweight, flexible sole | Insulating sheepskin lining | Slip-on design | Rear pull tab for easy on/off | Ultra-mini ankle height | Nubuck upper with exposed sheepskin trim | Composition & care: Leather (nubuck) upper | Sheepskin lining | Treadlite by UGG sole | Spot clean with a damp cloth. Use a suede/nubuck brush to restore the nap. Do not machine wash.