The UGG Classic Ultra Mini Ankle Boot in Navy Blue is a stylish and comfortable choice for women in US size 6. With a round toe, pull-on closure, and flat heel, these boots are perfect for casual or travel occasions. Made with suede upper material and a lamb lining, these boots feature a wool insole for added comfort. The rubber outsole provides durability, making them a versatile option for everyday wear. The iconic UGG brand and classic mini model add a touch of luxury to these practical and trendy ankle boots.