Wrap a tape measure horizontally around your forehead. Select the helmet that is the closest fit to that size. A helmet should fit snug on your head. If it moves while wearing, it is too large. If it is painful to wear, it is too small.
Size Chart | |||
Size | CM: | Hat Size | Inches |
XS | 54-55 | 6 3/4 - 6 7/8 | 21 1/4 - 21 5/8 |
S | 55-56 | 6 7/8 - 7 | 21 5/8 - 22 |
M | 57-58 | 7 1/8 - 7 1/4 | 22 1/2 - 22 7/8 |
L | 58-59 | 7 1/4 - 7 3/8 | 22 7/8 - 23 1/4 |
XL | 60-61 | 7 1/2 - 7 5/8 | 23 5/8 - 24 |
2XL | 62-63 | 7 3/4 - 7 7/8 | 24 3/8 - 24 3/4 |