MAGNETIC CUP HOLDER for transparent filament

This design is a magnetic cup holder.
Recommend include magnet and use a transparent filament.
Max 16 neodymium magnet(Φ6 x height 3mm, sales in the DAISO).
If include magnet, stop printing while finish 3.2mm height(before 3.4mm height at 0.2mm layer height) and insert magnet.

The size of the holding cup is Φ53mm in bottom diameter. Please adjust the size with a slicer.