| Velikost | Obseg glave (IN) |
| XS | 18,8–20" |
| S | 20–21,6" |
| Velikost | Obseg glave (cm) |
| XS | 48–51 cm |
| S | 51–55 cm |
Tabela velikosti otroških smučarskih čelad K2 Illusion
| Velikost | Obseg glave (IN) |
| XS | 18,8–20" |
| S | 20–21,6" |
| Velikost | Obseg glave (cm) |
| XS | 48–51 cm |
| S | 51–55 cm |