Whether you're celebrating a 7th birthday or a 77th company anniversary , our turquoise number balloons are perfect for any age and occasion. The Aqua Number 7 foil balloon is an impressive 86cm high. It also has practical eyelets so you can use it as a balloon garland . As well as filling it with air, you can also fill the number balloons with helium. This way you can let them float high above the heads of the guests, perhaps as a table number at your wedding.