The KALI MANTRA™ helmet is our most elemental helmet, featuring an ABS shell for overall toughness and impact resistance. The MANTRA™ helmet is both feature and graphic rich, providing a new reference in head protection.


| Size | CM C* | Inches C* | Hat Size |
|---|---|---|---|
| Youth Small | 48-49 | 19 1/4 - 19 3/4 | 6 1/8 - 6 1/4 |
| Youth Medium | 50-51 | 20- 20 3/8 | 6 3/8 |
| Youth Large | 52-53 | 20 1/2 to 20 5/8 | 6 1/2 |
| Extra Small | 53-54 | 20 5/8 to 21 1/4 | 6 5/8 to 6 3/4 |
| Small | 55-56 | 21 5/8 to 22 | 6 7/8 to 7 |
| Medium | 57-58 | 22 3/8 to 22 3/4 | 7 1/8 to 7 1/4 |
| Large | 59-60 | 23 1/8 to 23 1/2 | 7 3/8 to 7 1/2 |
| Extra Large | 61 | 24 | 7 5/8 |
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