Metrični
| Velikost | Obseg glave (cm) |
| S | 53–55 |
| M | 55–57 |
| L | 57–59 |
| XL | 59–61 |
Imperial
| Velikost | Obseg glave (v palcih) |
| S | 20,87" - 21,65" |
| M | 21,65" - 22,44" |
| L | 22,44" – 23,23" |
| XL | 23,23" – 24,02" |
Tempish Wruth: Navodila za izbiro velikosti prilagodljive čelade
Metrični
| Velikost | Obseg glave (cm) |
| S | 53–55 |
| M | 55–57 |
| L | 57–59 |
| XL | 59–61 |
Imperial
| Velikost | Obseg glave (v palcih) |
| S | 20,87" - 21,65" |
| M | 21,65" - 22,44" |
| L | 22,44" – 23,23" |
| XL | 23,23" – 24,02" |