I print these instead of benchy or calibration cubes since these print in 5 minutes and give a nice sense of the material in-use. I think they clip onto all the Prusa i3 models.
Original design (thing:3027768) by pangolin_workshop had 6 filament types, and this remix doubles the filament types to 12.
I added the following filament material types to the original design with a slight modification:
Print with text facing down. Infill doesn't matter. If you are having trouble with text slicing look at Detect Thin Walls in your settings.
The author remixed this model.