Customized cap topper will fit most graduation caps. The topper can be printed with the pictures of your choice. The topper is 8.5 inches by 8.5 inches. It is is applied on top of your graduation cap by YOU. The topper will be secured to the cap with Velcro(which is supplied). The center hole for the button will sliced in 4 halves so that it will slide over the button.