40'' Number 0-9 Thickening Gold Foil Digital Foil Mylar Balloons for Birthday Party Wedding Anniversary (Number 9) BA09

BENEFITS:
♥ ♥ ♥ Quality product using only the best materials
♥ ♥ ♥ Extra large size and beautiful metallic finish
♥ ♥ ♥ Have your guests talking and the bride smiling
♥ ♥ ♥ Add wow to any romantic event.

How to Properly Use Aluminum Foil Balloons:
♥ ♥ ♥ Blow air into the balloons must be slow, the available pump charge to 90%, then Straw gas blowing, easy to control, so as not to break. If there are 2 layers of aluminum foil sticky situation, must stop inflating, The 2 layer of aluminum foil and then inflated, or easy to damage.
♥ ♥ ♥ Because the gas thermal expansion and contraction, or winter temperature reduced, should be inflated to the aluminum foil balloon; and the summer temperatures rise, should be appropriate to foil balloons deflated, so as to avoid expansion rupture.
♥ ♥ ♥ The balloon may have a slight leakage of the individual, after all is factory mass production, with transparent glue can remedy the emergency.

Why the balloon filled with helium and hydrogen only float for 72-144 hours?