We use the EURO (European) sizing on the website for melissa. The equivalent sizing is as follows:
| European Size | Australian Size | |
| 35 / 36 | 5 | |
| 37 | 6 | |
| 38 | 7 | |
| 39 | 8 | |
| 40 | 9 | |
| 41 / 42 | 10 |
melissa does not really stretch – any type of give will be negligible. She is also slightly on the smaller side, particularly in the narrow pointy toe styles, where people often go up a size.