This empty top hat is made of high-quality washed denim fabric, which is lightweight and stylish. Empty top design, not stuffy or affecting hairstyle. There is an adjustable hook and loop behind the hat, suitable for most head circumferences, comfortable to wear and won't fall off. The inner sweatband can effectively prevent sweat beads from slipping off. The brim of the hat is designed with a curved brim, which does not obstruct the line of sight and decorates the face shape. It is fashionable and versatile, suitable for men, women, and teenagers. Suitable for spring, summer, autumn, suitable for sports, daily wear or any outdoor activities