Black Foil balloon, shaped like a Number 1, perfect for decorating any space! Great for spelling out special ages such as 16, 18 or 21! These black number balloons measure 34" in height

Suitable for inflation with helium. To inflate your balloons, you will need to purchase a helium cylinder for 30 balloons or helium cylinder for 50 balloons. Many florists also offer an inflation service for a small fee.