Layer Bucket Hat Single Face Fisherman Hat | Dark Blue There are multi-layer yarns on the hat design, which increases the layering. The edges of the iron wire can be twisted and twisted to shape different shapes. Spot: Size M (you can check and confirm the goods before purchase) LNN offers customized services, with a variety of fabrics to choose from, any combination, so you have a unique hat! Customization takes 7 - 14 days. Size measurement method: Please measure with a tape or rope at the maximum position of the head. LNN size range: XS: 49-52cm (children's head circumference, if you need a finer size, please check separately) S: 53-56cm (the head circumference of a girl) M: 57-60cm (the head circumference of a typical girl and the head circumference of a thin boy) L: 61-63cm (the head circumference of the average male student and the head circumference of the oversized girl) XL: 64-67cm (the head circumference of a big boy, if you need a larger size, you can check it separately) *** Tips: It is recommended to measure the head circumference before purchase to purchase accurately. In addition, the elasticity and softness of different fabrics are different, so that the size has a slight deviation, you can inquire before the purchase, thank you.