Sunday Afternoons® Play Hat keeps young adventurers cool, covered, and ready to take on the great outdoors with UPF 50+ certified sun protection that blocks up to 98% of UV rays. Built from lightweight, moisture-wicking 100% nylon with a floatable foam core in the brim, this hat is as ready for the water as they are. Packable, stroller-friendly, and stain resistant, it's the hat that keeps up with every adventure.