Packable: 100% Toyo Straw; foldable and packable for travel to your favorite destination The diamond is an asymmetrical style hat with beaded trim Brim: measures 3", not only looks stylish, but is also wide enough to shade forehead, eyes and ch from harmful UV rays. Adjustable head size: integrated internal drawstring allows you to size this hat for your perfect fit Rated UPF 50+ for maximum sun protection; along with fabric that has been certified UPF 50+, a brimmed hat offers the necessary protection for your ears, temples, ch and neck.