| US MEN | UK | EUROPE | JAPAN | FOOT LENGTH (inches) | SHOES LENGTH (inches) | |
| 6.5 | 6.5 | 5.5 | 39 | 24.5 | 9 ⅝ | 10 ¼ |
| 7 | 7 | 6 | 40 | 25 | 9 ¾ | 10 ½ |
| 8 | 8 | 7 | 41 | 26 | 10 ⅛ | 10 ¾ |
| 8.5 | 8.5 | 7.5 | 42 | 26.5 | 10 ¼ | 11 |
| 9.5 | 9.5 | 8.5 | 43 | 27.5 | 10 ⅝ | 11 ¼ |
| 10 | 10 | 9 | 44 | 28 | 10 ¾ | 11 ½ |
| 11 | 11 | 10 | 45 | 29 | 11 ¼ | 11 ¾ |
| 11.5 | 11.5 | 10.5 | 46 | 29.5 | 11 ½ | 12 |
| 12.5 | 12.5 | 11.5 | 47 | 30.5 | 11 ⅞ | 12 ¼ |
