The Dritz Soft Bra-back Extender - Black is a better alternative to buttons. This black bra extender of 1.5 inches in width is designed with three hooks. It is easy to attach and easier to close. You can simply insert it between the bra hooks and eyes to add 1 to 3 inches to the bra hook. Choose from an assorted range of sizes, each sold separately to accommodate your needs.