This Fisherman'S Hat Made Of Polyester Material, The Fabric Is Soft And Comfortable.You Sun Protection While The Sun Is Beating Down And Keep You Cool And Comfortable.The Hat Dries Out Quickly When It Gets Wet And Still Maintains The Comfort And Fit You'Ll.You Can Crush These Hats And Stuff Them Even The Tightest Spaces To Help Save Room In A Travel Bag Or Luggage Carry On.