100% straw; Spot Clean Only; UPF10; Head Size Adjustable, OSFM. Cotton Polyester Sweatband with Drawstring for Sizing; Brim measures approx 5" in length OS measures approx 18" in circumference; This item is not available to ship to Australia; Made in China; Revolve Style No. NACR-WA119; Manufacturer Style No. Vera