Polyester
These sun hats have a suitable brim length for shading, and they will never block your view, and the empty top allows you to shade while avoiding the overhead heat, making them ideal for sports. And the sun visor is made of high-quality cotton fabric with good air permeability, soft and comfortable; light weight will cause no burden on the head, the back of the hat has hook belt, can adjust the size according to your own head circumference, suitable for teenagers. Besides this sun hats are good choice for daily wear, especially outdoors activities such as hiking, running, walking, shopping, rock climbing, driving, jogging, sports and so on. Your logo is welcome!