Anagram 18in/45cm Hip Hip Hooray Happy Birthday! Foil Balloon. Balloon. Birthday. XL®. Xtralife. Balloon is refillable. Retain this information for future use. Made with Lumlife™ film from Toray Plastics (America), Inc. www.anagramballoons.com 1-800-554-4711. www.anagramballoons.com. ©Anagram International, Inc.