Bring a big pop of color to your party with our 34" giant foil rainbow number "0" balloon. Measuring 34 inches when fully inflated, this giant number balloon will make a fun addition to a milestone birthday party. Inflate this number zero balloon with helium, and use curling ribbon to tie it down to a balloon weight. Combine it with any of our other rainbow number balloons to customize any age or year! Find more ways to keep it colorful and shop more of our rainbow party decorations today.