Biltwell Helmet Size Guide

Whenever possible, we recommend visiting us in person to be properly fitted. Can't make it in? Please contact us for any assistance with sizing.
SIZE FOREHEAD CIRCUMFERENCE
XS 53 - 54.25cm
S 54.5 - 55.75cm
M 56 - 57.25cm
L 57.5 - 58.75cm
XL 59 - 60.25cm
2XL 60.5 - 61.75cm