Nozone Children's Safari Sun Hat 100% Polyesther Hook and Loop closure Made in Canada. Premium product ethically manufactured in Canada to exacting standards Highly chlorine and salt resistant / Machine wash & tumble dry Generous 2.5" (6.5 cm) brim / Fabric chin strap with Velcro fastener / Folds easily for storage or travel Rated UPF 50+, blocks out more than 97% of the sun's harmful UV radiation See NoZone size chart below.