Modular Helmet Sizing Guide

Dimensions

Size Length Width Height Weight
XS 12 3/4 9 3/4 9 7/8 4.20 lb
S 12 3/4 9 3/4 9 7/8 4.19 lb
M 12 3/4 9 3/4 9 7/8 4.18 lb
L 12 3/4 9 3/4 9 7/8 4.14 lb
XL 12 3/4 9 3/4 9 7/8 4.13 lb
2XL 14 3/4 10 3/4 10 7/8 4.25 lb
3XL 14 3/4 10 3/4 10 7/8 4.20 lb
4XL 14 3/4 10 3/4 10 7/8 4.15 lb