Size Guide: Bell Helmets

Race Star Flex DLX, Star DLX MIPS, Custom 500, SRT Modular, Qualifier, Scout Air, MX-9 Adventure MIPS, Riot

Size	Measurements (CM)
XS	53 - 54
S	55 - 56
M	57 - 58
L	59 - 60
XL	61 - 62
2XL	63 - 64

Bullitt, Broozer

Size	Measurements (CM)
XS	54 - 55
S	55 - 56
M	57 - 58
L	58 - 59
XL	60 - 61
2XL	62 - 63

Eliminator

Size	Measurements (CM)
XS	53 - 54
S	55 - 56
M	57 - 58
M/L	58 - 59
L	59 - 60
XL	61 - 62
2XL	63 - 64
3XL	65 - 66