Size Guide
| US Ring Size | Inner Diameter (mm) |
|---|---|
| 2 | 13.3 |
| 2.5 | 13.7 |
| 3 | 14.1 |
| 3.5 | 14.5 |
| 4 | 14.9 |
| 4.5 | 15.3 |
| 5 | 15.7 |
| 5.5 | 16.1 |
| 6 | 16.5 |
| 6.5 | 16.9 |
| 7 | 17.3 |
| 7.5 | 17.7 |
| 8 | 18.1 |
| 8.5 | 18.5 |
| 9 | 19.0 |
| 9.5 | 19.4 |
| 10 | 19.8 |
| US Ring Size | Inner Diameter (mm) |
|---|---|
| 2 | 13.3 |
| 2.5 | 13.7 |
| 3 | 14.1 |
| 3.5 | 14.5 |
| 4 | 14.9 |
| 4.5 | 15.3 |
| 5 | 15.7 |
| 5.5 | 16.1 |
| 6 | 16.5 |
| 6.5 | 16.9 |
| 7 | 17.3 |
| 7.5 | 17.7 |
| 8 | 18.1 |
| 8.5 | 18.5 |
| 9 | 19.0 |
| 9.5 | 19.4 |
| 10 | 19.8 |