100% Polyester Pull-On closure Hand Wash Only UPF 50+ - blocks 98% of UVA/UVB rays FABRIC: Packable, crushable construction; Great for rolling up in bag or suitcase FEATURES: Internal sweatband for comfort and a snug fit and crown lining for maximum sun protection; Wide 4 inch brim; Approx. circumference: 22 1/2 inches; Spot clean; Imported RECOMMENDED FOR: everyday leisure, around the patio, around town or just hanging around, walking the dog, gardening or light yard work NOT RECOMMENDED FOR: swimming, not chlorine and salt water resistant or water repellent