Elios Hood Size Chart
| Size | Head Circumference |
| Size 1 - XSmall CM / inch |
52-54 20.4-21.3 |
| Size 2 - Small CM / inch |
54-56 21.3-22 |
| Size 3 - Medium CM / inch |
56-58 22-22.8 |
| Size 4 - Large CM / inch |
58-60 22.8-23.6 |
| Size 5 - XLarge CM / inch |
59-62 23.2-24.4 |
| Size 6 - XXLarge CM / inch |
59-63 23.2-24.8 |