Mattel Games Magic 8 Ball Adult Costume Outlook Not So Good Without a doubt, you're going to be the hit of the party when you wear the Mattel Games Magic 8 Ball Adult Costume. But you can keep changing the message to whatever is funniest, or whatever works best for the situation thanks to the paper message inserts. It also includes a sandwich board style costume that you can slip on almost any outfit to create a look that is classic and sure to be the talk of the event. Item cannot be shipped to P.O. Boxes