Features: The birthday balloon is made of quality aluminum foil, which is not easy to break. Foil balloons are easy to inflate. You can fill up with a straw without using a pump.With all these prepared decorations, you can hold a wonderful party, making it attractive and unforgettable.Happy Birthday banners, pennants and aluminum foil balloons are easy to store and reuseThis 100 days birthday party decoration set is suit for celebrating newborns, boys or girls birthday. Specification: Color: Gray whiteMaterial: aluminum foilSize: As picture shownPacking size: 25*22*2.5cmNote: Please allow 1-3cm (0.4-1.18in) difference due to manual measurement and slight color variation for different display setting.