ULTIMATE SUN PROTECTION MATERIAL: 70% polyester,30% paper,environmental protection and skin-friendly,breathable and comfortable , quick-drying, ultra-light weight One SIZE: head brim 4\", head circumference 23\". Please measure your head circumference firstly before purchase DESIGNED FOR OUTDOORS: ideal for hiking , camping , tourism , church functions , race day events , and you can wear this fedora hat at weekend getaway, honeymoon , or any other outdoor sport activity for all season use PACKABLE CRUSHABLE WASHABLE: foldable and packable for travel,easy to take and pack up WIDE BRIM BEACH HAT: 4\" large brim provide great sun protection for face & neck