Highest quality Span-Flex Lycra for maximum flexibility and UV50+ protection in a junior size. > The Adrenalin rash vest range are of a superior quality. > The span-flex lycra material is not only comfortable but has a UPF rating of 50+ which means it blocks out over 97% of the sun's harmful UV rays and is fade resistant, making this rashie last much longer. > The rash shirt has also been cut with extra length in the back to prevent ride-up and has a turtle neck for extra sun & rash protection.