These balloons are made from rubber and come in variety of colors, sizes, and shapes can be Inflated either with air or helium

Enjoy balloons responsibly:

Don’t let go, use a weight! Don’t release helium balloons outdoors, tie each balloon individually to a weight. Always dispose of balloons responsibly.
Supervise children under 8! Uninflated or burst balloons can present a choking hazard. Please supervise small children at all times.
Inflate safely! To remove the risk of injury, always use a balloon pump and NEVER inhale helium.
Be latex allergy aware! Balloon make of natural rubber latex may cause a reaction in those with latex allergies. Look out for symptoms and seek medical advice if required.

How long does helium last in foil balloons?

Average Floating Times for helium balloons:

size 9-12”: time 8-12 hours.
size 18”: time 18-24 hours.
size 24”: time 24-48 hours.

Why are helium balloons so expensive?

HELIUM SHORTAGE

Helium is getting expensive because it is a finite resource underneath the earth's crust. Some scientists say the gas could run out as early as in 25 years' time. Sellers say it could last 50 years.