Product Overview: This hat is engineered to fit to your head, breathe easy, wick sweat all-around, and feel so light it's almost floating. It's also completely foldable. Smash it in a ball, it doesn't care. No hat travels better. Features: Anatomically molded seamless construction for the perfect, custom fit Unstructured design is washable & completely packable—it snaps right back into shape, no creases Ultra lightweight & breathable with seamless comfort sweatband & cool-to-the-touch Iso-Chill interior Molded details with laser perforations for added breathability Low-profile, adjustable back closure