Balloons just got illuminated! These Illoom Light-Up Balloons are so simple & effective to use. Simply pull the tab & inflate with air or helium as you normally would & voila! A fantastic accessory which will bring a bit of originality to the decoration of your parties, events & special occasions. Pack of 5 Last 15 Hours Maximum Inflation 9 inch or 23cm Suitable for Helium or Air Inflation Using Pump Recommended