Size Chart:
US/CA Size | EU Size | UK/AU Size | Inner Length (cm) | Inner Length (inch) |
5.5 C | 21 | 4.5 | 12.7 cm | 5 inch |
6 C | 22 | 5 | 13 cm | 5.125 inch |
7 C | 23 | 6 | 14 cm | 5.5 inch |
8 C | 24 | 7 | 14.6 cm | 5.75 inch |
8.5 C | 25 | 7.5 | 15.2 cm | 6 inch |
9.5 C | 26 | 8.5 | 15.9 cm | 6.25 inch |
10 C | 27 | 9 | 16.5 cm | 6.5 inch |
11 C | 28 | 10 | 16.75 cm | 6.75 inch |
11.5 C | 29 | 10.5 | 17.8 cm | 7 inch |
12 C | 30 | 11 | 18.1 cm | 7. 12 inch |