This is an undecorated aluminum metal box. It has a bright silver
finish. Light weight but sturdy. Use as is or paint as you wish. The top
has an area to decorate with your art work, stones, cameos, photos or
whatever. The area on the top - where you would mount something -
measures about 2.25 x 1.5 inches. You can put a 40x30mm cameo on it.
You can even put a setting on first if you choose one with a narrow
rim. The box is about 3/4 inch deep. There is no latch or hinge on the
lid it simply slides on similar to a tobacco tin or something like