Personalize any occasion with these fun and shiny silver foil 16'' number balloons. Just inflate with air using the included plastic straw and easy self seal, and attach to string, twine, or chain for a fun customizable garland. Spell out ages, dates and other numbers. Perfect for birthdays, weddings, receptions, and showers. Each 16'' tall number balloon comes with tabs for easy hanging and is refillable for continued use. Made of heavy-duty foil mylar for indoor and outdoor use. Easy to create a fun and festive atmosphere. Includes 1 silver foil number balloon.