Book marker
thingiverse
It is a simple but useful bookmark notes was reading where ... is too thin to save material, you might want to print a little thicker :) ... for me it's okay ... I hope :) serve them :)
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With this file you will be able to print Book marker with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Book marker.