This adorable balloon is made of high quality foil. Quality helium is easy to inflate and self-seal. Balloon will arrive uninflated. Great party favors and outdoor games! Great for engagement party! Decorate your party and make a deep impression on everyone. foil balloon The straw can be used to blow up the balloon Balloons will float for several days if inflated with helium The balloons are equipped with a self-sealing inflation inlet Reusable, just insert a straw into the valve and squeeze air or helium out of the balloons, fold and store out of direct sunlight Perfect balloons for engagement, anniversary and any other occasion Item will be shipped in uninflated condition It can be hung and hung on the wall Best way to decorate your engagement party.