The Helium Balloon Canister is perfect for blowing up balloons for any event! Whether you're using latex or foil balloons, you'll be able to fill them up for birthdays, weddings, baby showers, graduations, New Year's parties or any other celebration!Estimated capacity:Balloon sizeNo. of balloons9-inchUp to 3010-inchUp to 2011-inchUp to 1518-inchUp to 12For best results inflate your balloon one to two hours before your party starts.The float time for latex balloons is five to seven hours on average, while foil balloons are likely to last noticeably longer. Float time can vary significantly based on the level of inflation, size of your balloon and external factors such as temperature and altitude.Please note: The bigger your balloon size, the fewer balloons you will be able to fill.Size: 38 x 20 x 20cm (15 x 7.9 x 7.9 inches)Inflates up to 30 9-inch balloons,up to 20 10-inch balloons, up to 15 11-inch balloons or up to 12 18-inch balloons0.20 cubic metres of heliumSafe and easy to usePer