✔95%Polyester,5%Spandex ✔One Size Fits Most: Casual style visor hat, snug and cosy fit. Head circumference about 22"-23.2", the elastic band behind this hat makes it fit your head size perfectly. The open top design makes this womens visor suitable to any hairstyle, you can put your hair down or tie it into a ponytail or high bun, while helps to dissipate heat, then keeps you cool and vented in hot summer. ✔Great Sun Protection: UV sun hat for women features a wide brim (3.8") and UPF 50+ sun protection, its large brim offers a wide shade for your ears, forehead, face and eyes, thus protecting your skin from harmful rays, helps you stay cool as you enjoy your outdoor activities in the sun. ✔Functional Beach Hat: Sun visor hat for women is easy for transport, foldable and packable, carry in luggage, bag or beach tote, still hold its shape.