COLMI Sizing Guide
| Size | Inner diameter (inch) |
Circumference (inch) |
Circumference (cm) |
|---|---|---|---|
| 7# |
0.69 inch |
2.17-2.26 inch |
5.5-5.74 cm |
| 8# |
0.72 inch |
2.26-2.36 inch |
5.74-6 cm |
| 9# |
0.75 inch |
2.36-2.47 inch |
6-6.27 cm |
| 10# |
0.79 inch |
2.47-2.57 inch |
6.27-6.53 cm |
| 11# |
0.82 inch |
2.57-2.67 inch |
6.53-6.77 cm |
| 12# |
0.85 inch |
2.67-2.77 inch |
6.77-7.03 cm |