lnkldsc Knock-knock! Mickey Mouse is peeking in on the party on our Round Mickey Balloon! Get your Mouskateers in gear for your child's Mickey Mouse birthday party! Our 18-inch round Mickey Mouse balloon is sure to please, with his happy-go-lucky smile and celebratory spirit! Mickey Mouse wouldn want to miss out on this event! Round Mickey Mouse balloon is sold individually, and ships flat, ready to inflate.