This is not something unique, you can buy the same on Aliexpress, Amazon or Temu, but here you can print any color you want (basically and size, by resizing and cut).

Yes, my model is not for full A4 size, you will need cut a little bit. Size of paper should be

All you need is:

8 magnets 6x3mm

Installation:

1. Insert rails into pinholes

2. Insert magnets (glue if needed)

   "

Enjoy.

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