Sole sizes

The sole size is selected using the following list fields:

If you click on the arrow in the list field, the available sole sizes are displayed. Click again to select one of the specified sole sizes. When selecting from the left-hand list field, the result is transferred to the right-hand list field. Two different sizes can be set by making an initial selection from the right-hand list field, as the result is not transferred to the left-hand field.