Keep a few coins or tokens with you at all times by snapping them into this card and then slide it into your wallet like a credit card.
The STL comes with slots for 2 Canadian toonies, 1 Canadian loonie, and 2 Canadian quarters, since that's where I live, but if you've got Euros, Pounds, or just want to carry a few shopping-cart tokens around, simply change the sizes and positions in the provided OpenSCAD script and you can carry whatever combination you like.
The author marked this model as their own original creation.