HOW TO MEASURED HATS
Measure the circumference around the head, above the eyebrow and at the widest part of the head. Divide number by 3.14 for hat size.

SIZE CHART
XS                     6 5/8 - 7 1/8
S/M                   6 3/4 - 7 1/4
L/XL                  7 1/8 - 7 5/8