Black Boots Fold Over Size 9 BNIB Comfortable Chunky Heel: These knee-high boots are equipped with a 3.75-inch chunky high heel, providing the perfect balance of height and stability. Enjoy the added lift without sacrificing comfort. Convenient Hidden Side Zipper: Designed with a hidden side zipper, these tall boots are easy to put on and take off, ensuring a snug and secure fit while maintaining a sleek and seamless appearance.