The standard brim of the Havana panama hat is 2.7" - 2.8" and their is no additional charge for this standard brim, but you can request a larger Or Smaller brim for any hat. What is shown in the picture is a 3"-3.2" so if you like the larger brims select that option on the order page.
The final cost of this hat will depend on 2 major factors:
First your desired Grade of weave and second your desired
Brim Size.
Smaller then standard Brim Sizes are no charge, just List it in the comments box along with your hat size
Be sure to See the Brim Additions page for further information on large brims