Paper straw materialnLightweight and breathablenBrim: 1.5in, Crown: 4.5in, Band: 0.7innExterior dimensions: 9in W x 10.75in L x 4.5in HnOne size fits mostnAerusi Unisex Cuban Style Straw Trilby Short Brim Sun Hat Fedora Hat with Band | This Fedora are designed for everyday use. Made with paper straw material, lightweight and breathable. Perfect for outings and summer time. It is a must have fashion accessory.