This 18" Satin Happy Birthday Rainbow Foil Balloon by Anagram International, Inc. is the perfect way to make your birthday party colorful and festive. The bright and cheerful rainbow foil balloon is made of durable and high-quality satin material to ensure a long-lasting celebration. This balloon is designed to stay inflated for weeks and can be filled with air or helium. The vibrant colors will make sure your party stands out and will make your birthday extra special. The UPC 026635459303 ensures that you get the highest quality product. Make your birthday extra special with this 18" Satin Happy Birthday Rainbow Foil Balloon!