This singer-themed party set is carefully selected by us and we have strict quality control. We believe it will bring you and your guests a unique party experience. have fun! Occasion: Great party supplies, perfect for music themed parties, birthday parties, and a gift for style fans. Great Value Pack: 1 Happy Birthday Banner, 15*12 Inch Balloons, 12pcs Cupcake Toppers, 1 Cake Topper, perfect for decorating your party. Meet all your party decoration requirements. How to float a balloon: Balloons can float, but they must be filled with pure helium. You can take them to your local party store with a helium pump, or blow them up ahead of time or buy a helium pump. If you use air, they won't float. Ensuring Customer Satisfaction - Our number one priority is customer satisfaction. If you are not 100% satisfied with your product within the first 30 days, please contact us and we will give you a 100% refund. We intend to provide the best customer service on Amazon. Music Party - Happy Birthday! Here you can get everything you need to decorate a Harry-inspired themed party in one go. have fun!