Skip to Main Content

Adult Helmets

SizeHead Circumference (cm)
Regular FitRound Contour / Asian Fit
Small51 - 5555 - 59
Medium55 - 5959 - 63
Large59 - 6363 - 67
X Large63 - 67N/A

Holt & Junior Helmets 

SizeHead Circumference (cm)
Youth Small48 - 53
Youth Medium53 - 58
Youth S/M48 - 56
X Small52 - 54
Small54 - 56
Medium56 - 58
Large58 - 60
X Large60 - 62