* A full-body shark costume. This is a classic choice that is sure to get a laugh. You can find shark costumes at most costume shops or online.
* A giant rubber ducky costume. This is another fun and eye-catching option. You can find rubber ducky costumes at most toy stores or online.
* A tutu and a pair of flippers. This is a simple but effective way to add some humor to your swim performance. You can wear any color tutu you like, and you can find flippers at most sporting goods stores.
* A superhero costume. This is a great option for anyone who wants to show off their strength and agility. You can choose any superhero you like, and you can find superhero costumes at most costume shops or online.
* A costume that represents your favorite food or drink. This is a fun way to show off your personality. You can dress up as anything from a pizza to a milkshake.
Remember to have fun with it, wear a swimsuit debajo, and don't be afraid to be silly!