7 ⅜ is the most common men's size
Sizing | IN | CM | HAT SIZE |
---|---|---|---|
X-Small | 20 ⅜ | 52 | 6 ½ |
20 ¾ | 53 | 6 ⅝ | |
21 ⅛ | 54 | 6 ¾ | |
Small | 21 ½ | 55 | 6 ⅞ |
21 ⅞ | 56 | 7 | |
Medium | 22 ¼ | 57 | 7 ⅛ |
22 ⅝ | 58 | 7 ¼ | |
Large | 23 | 59 | 7 ⅜ |
23 ½ | 60 | 7 ½ | |
X-Large | 23 ⅞ | 61 | 7 ⅝ |
24 ¼ | 62 | 7 ¾ | |
XX-Large | 24 ⅝ | 63 | 7 ⅞ |
25 | 64 | 8 |