To size your helmet measure the circumference of your head above your ears and around your forhead.
Adult Helmets
|
US Sizes
|
CM
|
|
XS
|
52-53.5
|
|
S
|
54-55.5
|
|
M
|
55.5-57
|
|
L
|
57-59
|
|
XL
|
59-60.5
|
|
XXL
|
60.5-62
|
|
XXXL
|
62-63.5
|
Youth Helmets
|
Youth Sizes
|
CM
|
|
XS-S
|
48-51.5
|
|
S-M
|
51.5-54.5
|
