Number 5 Fifth Blue Sparkle Happy Birthday Balloon Kit (7 Pieces) Number 5 Blue Sparkle Happy Birthday Balloon Kit (7 Pieces) 6 Happy Birthday Assorted Polka Latex Balloon measures 12 inches 1- HUGE Number 5 Foil Sparkle Balloon 42 Inches Great for birthday parties! Add splashes of color to your celebration with these Happy Birthday Balloons!