The primary flag of this earring can be in a different color than the secondary and the frame. It has to be glued into place.
It looks really good with a colorful transparent filament for the primary flag when light is shining through.
Maybe you want to have a look at the other models of this series: https://www.printables.com/search/models?q=%40+zSchon+tag%3Aradicalleft
The author remixed this model.
The primary instead of the secondary flag can be in a different color.