Package: Rose gold number 20 balloon, straw included<br><br> Number 20 balloon is self sealing, when the inflation is completed, please put the seals to pinch flat, the balloon comes automatically sealing glue<br><br> Rose gold balloon is fashion and nice, it's a good idea for birthday party and festival decoration <br><br> Material: aluminum foil<br><br>Foil Helium balloon, Balloon can be filled with helium or air, both are ok! Helium can float. The unfilled state balloon is 42 inch, after filled with helium or air, it is 40 inch<br><br> <b>WARNING: </b>CHOKING HAZARD- Children under 8 yrs. Can choke or suffocate on uninflated or broken balloons. parents supervision required. Keep uninflated balloons from children. Discard broken balloons at once.