(1). Fabric Composition: Nylon fabric 100%+Polyester. Foldable/packable (2). SPECIFICATIONS: Head Circumference: 22.8"-23.2"; Crown depth: 4"; Veil: 13.4" long; Brim: 2.95" wide. It fits comfortable over most headwear. (3). DUAL FUNCTIONALITY: Simply pull it up, have an enjoying outdoor activity (4).SUN PROTECTION: Featured by a 360° brim Fishing weedeating Hat Sun Protection Hat Mosquito Head Net for Outdoors Hat with Hidden Net Mesh