You will get: A pack of purple color number 21 mylar balloons with a roll of rope. The jumbo 21 number balloon measures about 40 inches high. Large enough to float perfectly with helium gas
Material and Use: Giant number 21 balloons made of high quality aluminum foil. Our 21 foil balloons are made from very light materials for good floatability. When inflate, you must slow down the inflation rate when you fill 80 percent. Foil balloons do not need to be very full, about 90 percent is enough. Rough inflation and over-inflation can cause balloon damage
Features: High quality, auto-seal, very strong, floatable. You can inflate the big 21 balloons with helium to create a floating balloon bouquets, and you can also tape them directly on the wall. Discard broken balloons at once
Application: 21 birthday party essential decorations. Perfect for men and women. Especially suitable for 21 birthday party and Anniversary celebration
Tips: If you have any problems with the product, please contact us before leaving a product review, we will do our best to provide you with the perfect solution. Please inflate the gas slowly until 90% filled and keep away from fire, because of the thermal expansion