Trucker Cap Size guide
| A (inches) | B (inches) | C (inches) | D (inches) | |
| One size | 19 ⅛-23 ¼ | 4 ⅜ | 2 ½ | 6 ¾ |
Snapback Hat Size guide
| A (inches) | B (inches) | C (inches) | D (inches) | |
| One size | 20 ½-24 ¼ | 4 ½ | 2 ⅝ | 7 ⅛ |
Beanie Size guide
| A (inches) | B (inches) | C (inches) | D (inches) | |
| One size | 17 ⅜-17 ⅞ | 8 ⅛ | 2 ½ | 8 ¼ |