The article outlines the steps to reorder the size curve of a size template in Sync admin.
FOLLOW STEPS BELOW:
1. Select 'Administration' in Navigation Pane
2. Expand 'Lookups'
3. Select 'Size Templates'
4. Select size template you would like to reorder
5. Click 'Reorder' button to enter reordering mode
6. Click and drag sizes to reorder size curve
7.Click 'Reorder' button to exit reordering mode
NB Reordering the size curve of a size template will not reorder the size curves of any job products that were created using this size template. Reordered size curve will only affect future job products created using size template.
NB. For a quick tutorial watch below