This is a Bangora Straw vented hat with a 4-1/4 inch modified cattlemen crown and 4 inch brim
Flex sweatband inside to absorb moisture.
SMALL - fits 6-7/8 to 7
MEDIUM - fits 7- 1/8 to 7- 1/4
LARGE - fits 7-3/8 to 7- 1/2
X- LARGE fits 7-5/8 to 7-3/4