Size chart - Warrior Alpha One Pro Helmet
Warrior Alpha One Pro Helmet
* The Warrior Alpha Helmet sizing guidelines are different from other Warrior helmet guidelines.
| Size | Hat Size | Head circumference (cm) |
| Small | 6 5/8 - 7 | 20.9" - 22" (53 - 56 cm) |
| Medium | 7 - 7 3/8 | 22" - 23.2" (56 - 59 cm) |
| Large | 7 1/8 - 7 3/4 | 22.6" - 24.4" (57.5 - 62 cm) |
** Ask us on the live chat or by phone if you are not sure what size do you need! An experienced referee will help you !