Top Quality Super-shape Helium Number Foil Balloons Giant 40" Size 0 - 9 & A-Z Available please select your number and colour from the drop down menu New 16" Size now available 0 - 9 Available please select your number and colour from the drop down menuPerfect for birthday celebrations, parties, baby births, baby christenings valentines day etcNOTE:These foil balloons are self sealing and can only be inflated with air or helium to float. You can use a balloon pump on these or even use a large straw to blow them up. They can even be deflated using a straw and re-used Package Included: 1pcs foil balloon