You can have deep-sea fun on land by throwing a SpongeBob SquarePants themed birthday party! This SpongeBob SquarePants birthday party banner spells out happy birthday in a colorful, underwater-themed design. Each banner features favorite characters from the show, including SpongeBob and Patrick! The SpongeBob banner measures over 7- 1/2 feet across and is equipped with strings for easy hanging. It's the perfect decoration for your Bikini Bottom birthday bash!.