With the oval crown design, this is LOC's best fitting boater to date. Vintage Classic Boater in Ivory Trimmed with vintage Blue brocade ribbon 100% soft Australian Wool Brim measures 8 cm / 3.15” Classic crown height Spot / specialist clean Unisex style This hat is accredited with a UPF Rating 50+ (Australian Tested) Due to the light colour and nature of the wool dyeing process, some flecking or marks may be present in wool. Size + Fit: Styles runs true to size