UGG Classic Ultra Mini is a compact, shearling-lined ankle boot designed for everyday cold-weather wear. It pairs the brand’s signature plush comfort with a lightweight, flexible sole for easy on-and-off use. Key attributes: Black | Nero | Twinface sheepskin | Insulating sheepskin lining | Lightweight, flexible sole | Treadlite by UGG outsole | Slip-on design | Heel pull tab | Round toe | Ankle-height silhouette | Classic UGG styling | Composition & care: Twinface sheepskin | Sheepskin lining (UGGplush insole) | Treadlite by UGG outsole / rubber sole