This pack contains: 1x Helium Canister-Information:Volume: (14.9ft3 /.42m3) Float time: 5-7 hours. Float time with ULTRA HI-FLOAT: over 168 hours (1 week!). (available separately)Canister only, excluding balloons or ribbon.Inflates:50 x 9'' balloons or 23 x 11'' balloons or 24 x 18'' foil balloonsHelium Canister - 50 Ballloon Helium Gas Cylinder
Double bubble balloons are made from stretchy plastic, with one or more smaller plastic shapes inside. Both come deflated. Suitable for air or helium inflation, however we recommend helium for best results. Balloon comes with ribbon pre-attached. Size: 24'' (61cm)Champagne Double Bubble Balloon - 24''