Token for shopping carts with phone number for safety in case of loosing them.
Made a quick tinkercard so you can create your own fast and easy. Just follow notes inside.
Also maybe think to print upside down if your printer is not fine tuned. As you can see on my photos, that top finish is not so smooth.
https://www.tinkercad.com/things/lh1C77aqLAa-super-lahdi/edit?returnTo=https%3A%2F%2Fwww.tinkercad.com%2Fdashboard%2Fdesigns%2F3d&sharecode=sUI-0oZJlWp9NGiZaRQggkwnp7ex-VpWKy_dFF0KXfA
The author remixed this model.
Holes with numbers on tinkercard