Jemis Women Large Round Brim Sun Block Quick Drying Fishing Hats Summer Sun Cap 80% nylon/20% screen cloth Imported Material: 80% nylon, 20% screen cloth Use quick-drying water protected and breathable fabric, at any time to keep your head dry and breathable. Generous style, innovative, hat widening design,wide front brim, 360 degree sun block out flap and offers four-way protection: faces, heads, necks, and eyes,effectively blocking sunlight, ultraviolet rays and insects,protect the full neck and face. Precision cut , strong and durable for a long time. The hats neck flap be used in two ways that is you can let it down over the neck or can be folded hidden away in the back pocket of the brim.