This hat is sampled from the American military's M37 denim hat. The standard silhouette makes it easy to coordinate with a wide range of styles. ■Size/Capacity 7 1/4 (approx. 56cm) 7 1/2 (approx. 59cm) Brim size: approx. 7cm ※ The product listing is for 7 1/2 (59cm), but 7 1/4 (56cm) is also available, so please inquire. ※ Please be sure to specify your size in the comments. ■Material/Ingredients: Denim 100% Cotton ※ Please note that it will take approximately one week to ship.