CELEBRATE IN STYLE: This Neon Happy Birthday Balloon makes excellent decorations and adds a happy atmosphere to any birthday. This "Internet Famous Happy Birthday" Balloon features stars and musical notes in a combination of pink, blue, and black. BALLOON BOUQUET: These party balloons contrast nicely with other foil or latex balloons to make a nice balloon bouquet or balloon arch and bring out the best in any photo backdrop or selfie booth. HELIUM INFLATION: To inflate it with helium please visit your closest Wanna Party store or contact any helium gas provider near you. Filling charges are extra. SIZE: The Balloon measures 18 inches and is made of high-quality aluminum film, which is safe and non-toxic.NOTE: Balloons arrive uninflated.