Corinthian column hidden case. Dimentions (mm) - 120x120x190(H).
On photos you may also can see my another models:
Doric column hidden case here:
https://www.printables.com/model/944992-doric-column-hidden-case

Ionic column hidden case here:
https://www.printables.com/model/944088-ionic-column-hidden-case

The author marked this model as their own original creation.