SIZE CHART
Never buy a used helmet or borrow someone else’s helmet.
Over time the protective foam in helmets will adjust to the contours of a user’s head.
A used or borrowed helmet may not offer as much protection as a new helmet.
HELMET SIZE CONVENTION CHART
The size chart is only for reference. Always try the helmet on and follow this manual’s instructions for a proper fit.
SIZE
CENTIMETER
HAT SIZE
INCHES
*3XS
50-51
6 1/4 – 6 3/8
19 3/4 – 20 1/8
2XS
52-53
6 1/2 – 6 5/8
20 1/2 – 20 7/8
XS
54-55
6 3/4 – 6 7/8
21 1/4 – 21 5/8
S
55-56
6 7/8 – 7
21 5/8 – 22
M
57-58
7 1/8 – 7 1/4
22 3/8 – 22 7/8
L
58-59
7 1/4 – 7 3/8
22 7/8 – 23 1/4
XL
60-61
7 1/2 – 7 5/8
23 5/8 – 24
2XL
62-63
7 3/4 – 7 7/8
24 3/8 – 24 3/4
3XL
64-65
8 – 8 1/8
25 1/8 – 25 1/2
4XL
66-67
8 1/4 – 8 3/8
26 – 26 3/8
5XL
68-69
8 1/2 – 8 5/8
26 3/4 – 27 1/8