Women Size Chart - Common Tread follows UK sizing
| Women foot Length (cm) | Women - Common Tread/UK | US | EU |
| 207 - 215 mm | 3 | 5 | 34 |
| 215 - 223 mm | 4 | 6 | 36 |
| 223 - 231 mm | 5 | 7 | 37 |
| 231 - 239 mm | 6 | 8 | 38/39 |
| 239 - 247 mm | 7 | 9 | 40 |
| Women foot Length (cm) | Women - Common Tread/UK | US | EU |
| 207 - 215 mm | 3 | 5 | 34 |
| 215 - 223 mm | 4 | 6 | 36 |
| 223 - 231 mm | 5 | 7 | 37 |
| 231 - 239 mm | 6 | 8 | 38/39 |
| 239 - 247 mm | 7 | 9 | 40 |