In cold air, they may appear deflated; warm air should expand them again. Extreme heat could cause the helium to expand and burst the balloon. Once inflated with helium, this balloon will float 1 week and can be refilled. Foil balloons may conduct electricity. Do not release helium-filled foil balloons outdoors or use near overhead power lines. Use only non-metallic ribbon and attach the balloon to a weight to keep it from floating away.
In cold air, they may appear deflated; warm air should expand them again. Extreme heat could cause the helium to expand and burst the balloon. Once inflated with helium, this balloon will float 1 week and can be refilled. Foil balloons may conduct electricity. Do not release helium-filled foil balloons outdoors or use near overhead power lines. Use only non-metallic ribbon and attach the balloon to a weight to keep it from floating away.
in 17 offers
In cold air, they may appear deflated; warm air should expand them again. Extreme heat could cause the helium to expand and burst the balloon. Once inflated with helium, this balloon will float 1 week and can be refilled. Foil balloons may conduct electricity. Do not release helium-filled foil balloons outdoors or use near overhead power lines. Use only non-metallic ribbon and attach the balloon to a weight to keep it from floating away.
In cold air, they may appear deflated; warm air should expand them again. Extreme heat could cause the helium to expand and burst the balloon. Once inflated with helium, this balloon will float 1 week and can be refilled. Foil balloons may conduct electricity. Do not release helium-filled foil balloons outdoors or use near overhead power lines. Use only non-metallic ribbon and attach the balloon to a weight to keep it from floating away.
Size
Last updated at 14/10/2025 21:19:57
See 8 more history offers
| Variant | |
| inflation | Uninflated |
| color | Lime Green |
See 8 more history offers
| Variant | |
| inflation | Uninflated |
| color | Lime Green |
