Thin feet: Choose a size lower
Wide feet: Choose your usual size
Size 5 - 22 cmSize 6 - 23 cmSize 7 - 23.5 cmSize 8 - 24 cmSize 9 - 24.5 cmSize 10 - 25 cmGet your normal size.
For half sizes with wide feet width, chooseone size higher for closed toe and pointed shoes.
Buy one size higher.