Mylar (foil) balloons will remain full and taut for 3-5 days. They will float for two weeks or longer. Air-conditioned air may cause these balloons to shrivel, but they will return to a normal state when exposed to warmer air.
We hand-deliver every order within a 20 mile radius of Portland, OR 97201. There may be an additional delivery charge outside of the normal delivery area.
If you would like to place your order by phone please call 503-758-1664