The UGG Ultra Tall woman's boot is made with 100% premium twin-faced sheepskin that wicks moisture away from your feet. The lugged outsole and removable/replaceable insole is great for both comfort and function. The heritage UGG Australia Tasman woven tape on the back of the boot adds a special touch to this UGG Tall Boot. This boot is available in black, chestnut (dark tan), chocolate (brown),and sand (tan).