Lottie is an eight-year-old swimmer who attends an all-girls boarding aquatic swimming school called 'Coral Girls Aquatic Academy'. She always wears a bright purple long-sleeved wetsuit with shiny pink stars on it, a pair of pink swimming goggles with butterflies all around the frames, a pair of violet rubber gloves, a hot pink swimming cap with red hearts on it, a pair of shocking pink scuba fins, a light pink snorkel, a fuchsia tutu and a pair of amethyst purple fairy wings. She has four other girls in her class named Abby, Farley, Sheila and Patty.