Mini Wallet (flexible filament)

There are already a lot of great mini wallets out there on Thingiverse. This one is not particularly new or innovative, but I just wanted one that exactly fits my needs: Sometimes, all I carry is a single card and some cash, and I wanted to have a flexible case for that. In additon, I've included a little personal element in the form of a graph that reflects my monthly spending habits. The money/coin compartment is a bit tapered towards the top, so that it does not open too much and the money do