Size Chart
| CM | EU | US | UK |
| 19.5 | 32 | 12.5 | 11.5 |
| 20 | 33 | 13 | 12 |
| 20.5 | 33.5 | 13.5 | 12.5 |
| 21 | 34 | 1 | 13 |
| 21.5 | 35 | 1.5 | 13.5 |
| 22 | 35.5 | 2 | 1 |
| 22.5 | 36 | 2.5 | 1.5 |
Frequently Asked Questions
Does 21 cm round up or down in UK?
Round up on measured length and trust the millimetres over the digits; the US reset makes number-based rounding unreliable at exactly this size.
See a number that looks off? Report an error on this page.