Enjoy watching your little ones play in the sun, safe in the knowledge that their skin is protected from harmful UV rays. The lightweight, stretchy sunsafe fabric is designed to be tight-fitting with a protective UPF rating of 50+. UPF rating 50+, Matching sun-safe available, Polyester blend, Zip fastening at back neck. Spider-Man Sunsafe Swimsuit (3mths-8yrs)