16" INCH HAPPY BIRTHDAY LETTERS FOIL BALLOONS Product Description Suitable venue: birthday, birthday party, wedding, holiday, business, Celebrations and other on-site decoration Before blowing around 40CM, after blowing around 35CM. Non Helium Balloons, Air only How to use Hello, You can use strew to blown up with mouth or use air pump, NO HELIUM PLEASE. Free Straw With Every Pack of foil Balloons Thank you. Note, price is only for :Happy Birthday - 13 letters Colour: Silver/Gold/RED/BLUE/PINK/MULTI