A red-eyed skull on your cheek, or a spooky green-skinned witch on the back of your hand—what could say “Trick or treat” more emphatically? 4 large, safe, easy-to-apply temporary tattoos depict a human skull used as a candle holder, a snarling black cat atop a picket fence, a ghost peering out of an attic window, and an evil-eyed witch chuckling over the image in her crystal ball. 4 full-color tattoos on 2 plates. Instructions.