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Anon Helmet Size Chart


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Adult Helmet Sizing

BOA FitSizeHead Circumference (cm)
 Small52 - 55
 Medium56 - 59
 Large60 - 64

Standard FitSizeHead Circumference (cm)
 X-Small53 - 55 
 Small55 - 57
 Medium57 - 59
 Large59 - 61
 X-Large61 - 63
 XX-Large63 - 65

Youth Helmet Sizing

Youth BOA FitSizeHead Circumference (cm)
 S - M48 - 51
 L - XL52 - 55

Youth Standard FitSizeHead Circumference (cm)
 Small49 - 51
 Medium51 - 53
 Large 53 - 55
 X-Large55 - 57