skullcap
| HEIGHT (inches) | WIDTH (inches) | |
| S | 8 ⅞ | 10 ¼ |
| M | 9 ¼ | 11 |
| L | 9 ⅝ | 11 ¾ |
| HEIGHT (cm) | WIDTH (cm) | |
| S | 22.5 | 26 |
| M | 23.5 | 28 |
| L | 24.5 | 30 |
| HEIGHT (inches) | WIDTH (inches) | |
| S | 8 ⅞ | 10 ¼ |
| M | 9 ¼ | 11 |
| L | 9 ⅝ | 11 ¾ |
| HEIGHT (cm) | WIDTH (cm) | |
| S | 22.5 | 26 |
| M | 23.5 | 28 |
| L | 24.5 | 30 |