Drawstring closure,breathable,quick-drying,lightweight and comfortable wear. uses UV-resistant sunscreen fabric.Perfect for any outdoor activities.Mountaineering,fishing,rock climbing,travel,vacation,cycling, camping,hiking,sports.Adjustable Drawstring,Adjustable chin drawstring for fixing the hat, especially in windy days. And another drawstring behind the fishing hat is for adjusting the hat circumference to fit your head size.The design of this hat is universal, regardless of gender, suitable for most men and women.This hat is lightweight and can be carried around. With its lightweight and portable design, it can be easily folded up and stored in a backpack or bag. As long as you open the hat and shape it into its original shape, you can wear it again.