Having a Mardi Gras Prom theme? Choose favors that fit right into the gaudiness and over-the-top drama of Mardi Gras, like our Flashing Crown Mardi Gras Sunglasses. You can even customize the sunglasses with your choice of imprint on one band. Press a button to activate 3 light modes: flash, blink, steady light. Includes 3 replaceable AG13 batteries.