Ich hab da mal was gebastelt - einen Einsatz für Münzen, Ladekarten und Sonstiges.
Cup holder organizer insert with 1 Euro coin slot and card slot by koehntopp
First of all - thanks to the original creator for providing the Tinkercad template!
I changed it to only have one 1 Euro coin slot and make the back a bit…
www.thingiverse.com