Coolibar UPF 50+ Women's St. Lucia Sun Hat - Sun Protective Natural Fiber/Polyester Blend UPF 50+ - protects against 98% of UVA and UVB rays Approx. circumference: 22 1/2 inches; 3 1/4 inch brim Fully lined crown Grosgrain internal sweatband with elastic string for adjustable fit Spot Clean; Imported