SIZE
CM
HAT SIZE
INCHES
XS
53-54
6 5/8 - 6 3/4
20 7/8 - 21 1/4
S
55-56
6 7/8 - 7
21 5/8 - 2
M
57-58
7 1/8 - 7 1/4
22 1/4 - 22 7/8
L
59-60
7 3/8 - 7 1/2
23 1/4 - 23 5/8
XL
61-62
7 5/8 - 7 3/4
24 - 24 3/8
2XL
63-64
7 7/8 - 8
24 3/4 - 25 1/4