Decorate a birthday celebration with our Happy Birthday Flowers Personalized Foil Balloon! This round balloon features a brightly colored flower border with the message "Happy Birthday" and space to personalize the balloon. Also, features stickers to personalize the balloon. Balloon ships flat and can be inflated with air or helium. Self-sealable and reusable. Measures 18". Includes 1 foil balloon and sticker sheet per package.