UGG Classic Ultra Tall Boot combines an over‑the‑knee silhouette with plush 17 mm sheepskin lining for warm, comfortable winter wear. Designed for layering over slim denim or leggings, it balances statement height with soft insulation. Key attributes: Black | Suede | Insulating sheepskin lining | Lightweight traction outsole | Pull-on construction | High shaft for full-leg coverage | Over-the-knee shaft | Visible overlock stitching | Logo heel tab | Polyester edge trim | Dimensions & fit: Shaft height: 38 cm | Snug, over-the-knee fit | Pull-on style | Composition & care: Suede upper | 17 mm sheepskin lining and insole (twinface) | Polyester trim | Suede heel counter | Sugarcane EVA outsole