A little sidekick I made for myself. It holds paints in 3 tiers so they're easy to see and store.

This particular one is measured and modeled for The Army Painter Warpaints:
http://www.thearmypainter.com/

...but something like this would be trivial to model in Tinkercad for other theoretical store-ables. Here's this one:
https://tinkercad.com/things/kNnxGHlrY2n-model-painting-kit