Foil Balloon B in Rose Gold Decoration for Every Occasion Product Description: Add elegance to any party with a rose gold foil B balloon. About 40cm high (about 35cm when inflated), this beautiful balloon is the perfect addition to any decoration, providing a gorgeous rose gold-tone accent. The balloon can be filled with air. Balloons are designed to be inflated on their own, and for convenience, we suggest using a balloon pump to quickly and easily prepare them for any occasion.