Anon Helmet Size Chart

Adult Sizing

Standard Fit
Size Head Circumference (cm)
X-Small 53 - 55 
Small 55 - 57
Medium 57 - 59
Large 59 - 61
X-Large 61 - 63
XX-Large 63 - 65
 
BOA Fit
Size Head Circumference (cm)
Small 52 - 55
Medium 56 - 59
Large 60 - 62
L/XL 60 - 64
XL 63 - 64

Youth Sizing

Standard Fit
Size Head Circumference (cm)
Small 49 - 51
Medium 51 - 53
Large  53 - 55
X-Large 55 - 57
 
BOA Fit
Size Head Circumference (cm)
S - M 48 - 51
L - XL 52 - 55