Celebrate your special day in a big way with our Foil Blitz Happy Birthday Balloons! Balloons measures 18in and features a colorful background, stars, streamers and a “Happy Birthday” headline. Use as a single party decoration or mix and match with latex balloons to create a fun balloon bouquet! Note: Balloons arrives uninflated. To inflate it with helium please visit your closest Wanna Party store or contact any helium gas provider near you. Filling charges are extra.