Helmet Measurements:
- Measure around head one inch above the eyebrows and across the largest portion on the back of the head.
U.S. Hat Size | Circumference (in) | Circumference (cm) | |
YS | 5-7/8 - 6 | 18.25" - 19" | 47cm - 48cm |
YM | 6-1/8 - 6-1/4 | 19.00" - 19.75" | 49cm - 50cm |
YL | 6-3/8 - 6-1/2 | 19.75" - 20.5" | 51cm - 52cm |
XS | 6-5/8 - 6-3/4 | 20.5" - 21.25" | 53cm - 54cm |
S | 6-7/8 - 7 | 21.25" - 22" | 55cm - 56cm |
M | 7-1/8 - 7-1/4 | 22" - 23" | 57cm - 58cm |
L | 7-3/8 - 7-1/2 | 23" - 23.75" | 59cm - 60cm |
XL | 7-5/8 - 7-3/4 | 24" - 24.5" | 61cm - 62cm |
2XL | 7-7/8 - 8 | 24.5" - 25.25" | 63cm - 64cm |
3XL | 8-1/8 - 8-1/4 | 25.25" - 26" | 65cm - 66cm |
4XL | 8-3/8 - 8-1/2 | 26" - 26.75" | 67cm - 68cm |
5XL | 8-5/8 - 8-3/4 | 26.75" - 27.5" | 69cm - 70cm |