From Shopbop
Fabric: Woven straw UPF 50 Adjustable leather chin straps Shell: 100% straw Spot clean Imported, Ecuador Measurements Brim: 3.75in / 9.5cm Crown: 4.25in / 11cm S/M: 21.75-22.5in / 55-57cm L: 22.75-23.25in / 58-59cm