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Bern Helmet Size Chart

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