Bonne Maman measuring sleeve

This cool kitchen gadget turns an empty Bonne Maman jam jar into a measuring cup.
The sleeve fits right over the jar. The steps show the filling level for each amount starting from 25ml to 250ml in 25ml increments.

Here is the smaller brother using an ikea shot glass:
https://www.thingiverse.com/thing:3347319


2021-01-25 Update
- Added Step-File of blank sleeve for easier remix
- Added Step-File of Bonne Mamman Jar for easier remix