O'Neal Racing 3 Series Invader Youth Helmet - Sizing
O'Neal Youth Helmets
| Inches |
18½ - 191/8 |
19¼ - 197/8 |
20 - 20½ |
20½ - 211/8 |
| Europe |
48 |
50 |
52 |
54 |
General Sizing information
If you are unsure about your size, compare your body measurements to the charts provided to determine the correct fit. These charts will give you a good idea of the size to order, but be sure to read special sizing information that may accompany an item description. Some merchandise dimensions may vary from the averages charted here.