The actual container for each of these items has a label that comes in many different themes that you can use for any holiday or another special event. There are some that work well for birthdays thanks to having interesting designs that might include a theme that a person loves while there geared toward a certain time of year. Either way, any child will have a fun time playing to their hearts content while filling the air with bubbles. Plus, everyone can keep the bottles and refill them so that they hang onto it's one of a kind design always to remember the day! Bubbles are great for entertaining and since you can customize it with a message for the day.