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Bern Helmet Size Chart

To size your helmet measure the circumference of your head above your ears and around your forehead.

Bern Helmet Size Chart

Adult Helmets

US Sizes CM
XS52 - 53.5
S54 - 55.5
M55.5 - 57
L57 - 59
XL59 - 60.5
XXL60.5 - 62
XXXL62 - 63.5
 

Kids' Helmets

Kids' SizesCM
XS-S48-  51.5
S-M51.5 - 54.5