To measure your head, use a soft measuring tape and measure about 1" above the eyebrow and around the widest portion of the back of the head (you can adjust this if your hat rests differently on your head). Use this measurement in inches to find the corresponding hat size on the chart below.
American Size | Size in Inches |
6 1/2 | 20 3/8" |
6 5/8 | 20 3/4" |
6 3/4 | 21 3/8" |
6 7/8 | 21 1/2" |
7 | 21 7/8" |
7 1/8 | 22 3/8" |
7 1/4 | 22 3/4" |
7 3/8 | 23 1/8" |
7 1/2 | 23 1/2" |
7 5/8 | 23 7/8" |
7 3/4 | 24 3/8" |
7 7/8 | 24 3/4" |
8 | 25 1/8" |