Size:
US3.5Y/22.5CM, US4Y/23CM, US4.5Y/23.5CM, US5Y/23.5CM (Wide), US5.5Y/24CM, US6Y/24CM (Wide), US6.5Y/24.5CM, US7Y/25CM

US4.5Y and US5.5Y are 23.5 CM and 24 CM narrow width respectively.
In general, you can choose the size stated if:
- the feet is not wide
- the shoe is not covered
- the toe is narrow

US5Y and US6Y are 23.5 CM and 24 CM wide width respectively.
In general, you can choose the size stated if:
- the foot plate is wider
- the shoe is covered
- this size can be selected for the narrower toe.