Simple spell slot tracker for DND. Fits 16mm dice at 100% scale, so do the math if your dice are a different size (weirdo).
I'll probably add a model of a 16mm d6 with numbers 0-5 (d6-1?) to go with this model at some point, but probably not today.
EDIT: Added a dice model.
Happy gaming.
The author hasn't provided the model origin yet.