| Location | Name | FREE size |
|---|---|---|
| A | Inner diameter (head circumference) | min 51 ~ max 65 |
| B | Front panel (center) | 17 |
| C | The front panel (side) | 17 |
| D | Back panel (side) | 12.7 |
| E | Back panel (side) | 17.8 |
| F | Hat length | 7 |
| G | back ring | 16 |
| Location | Name | FREE size |
|---|---|---|
| A | Inner diameter (head circumference) | min 51 ~ max 65 |
| B | Front panel (center) | 17 |
| C | The front panel (side) | 17 |
| D | Back panel (side) | 12.7 |
| E | Back panel (side) | 17.8 |
| F | Hat length | 7 |
| G | back ring | 16 |