Rash guards are designed to provide sun protection and prevent cuts and scrapes, which can be especially useful in water parks where there are many slippery surfaces and areas with lots of sun exposure. They can also reduce the chances of rashes, chafing, and other discomforts that can occur in water parks.
Additionally, they are often made of quick-drying materials, allowing patrons of water parks to enjoy all of the activities they want to do without having to constantly change in and out of wet clothes.
Some water parks may have specific guidelines regarding rash guards, such as requiring them to meet a certain level of sun protection (UPF) or fit specific color or design requirements. It's recommended for anyone planning on wearing a rash guard at a water park to check with the park's guidelines before visiting to ensure they meet any requirements.