So many options! These could be used as an oversized playing card (with the same starry border design at each end) or perhaps use one as a frame on the front of a tiny theatre? (You could crop off one end of the design and the top star design would be the fancy proscenium.)
Laser cut chipboard overlay over a solid back.
Approx. 3" x 5"Stars Playing Card 170806CarConskit 170806RT 170804LM chipboard 170831BL kindaDS GND