Print in place box with magnetic lid All files optimized for prusa mk3s print bed size
Created with Fusion360, optimized for 0,2mm layer height and 0,4mm nozzle.
Add some custom supports on the inside for better bridges(Check the picture).
You need:
I've heated up the magnets with the soldering iron and put some superglue in the holes before putting the magnets in the hole.
Uploaded every size as 3mf, so they can be easily printed in different colors.