Our Simple Sunhat is both classic and trendy. It has built in SPF protection and easily your go to for blocking those sunny rays. Material: Shell- 55% Linen 45% Cotton, Lining- 100% Cotton Measurements: Crown Height- 3.5", Brim- 4.5", Head Measurement is 57cm White Cotton Brimmed Sun Hat, Casual White 5-panel Sun Hat, White Flat Brim Sun Hat, One Size Fits Most, White Sun Hat For Spring, One Size, White One-size Bucket Sun Hat, Packable Sun Hat, Custom Embroidered Hats, Winter Guard, White Hat