Standard size: 58

There is a adjutablebelt behind the back of the hat.It can adjust the size

Suggested use of the crowd:Head circumference 57-60CM

minimum value ofHead circumference:56CM

Maximum valueofHead circumference:62cm

Brim:7.5cm

thelength offabric :about16CM

The depth of the hat:about11cm

NOTE:Size may have slight difference because of measure by hand

AS Picture