Magnet based soap holder, adjustable

Back in September 2021, I purchased "SAVONT Jumbo Soap Holder with Magnet for Soap up to 250g No Drilling Suction Cup for Sink Shower Bath Silver". In June 2022, the magnet jumped out and it was difficult to put it back into the suction cup. I did glue it in, but it eventually jumped out due to the pressure when you take and put back a bar of soap. Since my soap holder is next to the top of my sink and the sink itself has narrow borders at the top (~11.5mm), I decided to custom create a soap holder based on the same magnet (12mm in diameter and 10mm in height) that fell out of the original soap holder.

So here you are - magnet based soap holder - it is placed on a sink border being of width 11.5mm or so.

If you have different size preferences or circumstances, please feel free to grab a Freecad file and adjust it as you see fit.

NB: I wish in the future iterations of the soap holder the original producer could put it behind a protective layer of the material so that the magnet