HI Size Chart

HI Helmet Size Chart

 

SIZE XS S M L XL 2X
INCHES
CIRCUMFRENCE
20 1/4" - 20 7/8" 21" - 21 5/8" 21 3/4" - 22 3/8" 22 1/2" - 23 1/8" 23 1/4" - 24" 24 1/8" - 24 7/8"
CENTIMETERS
CIRCUMFRENCE
52 -53 54 - 55 56 - 57 58 - 59 60 - 61 62 - 63
Size Chart is approximate, fit varies depending on head shape as well.
How to measure:
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