It is dented for more stiffnes and better printability with only 0.8 mm wall thickness. It also looks more interesting than a plain dode. It is designed to fit IKEA Hemma.
It came out great. I ended up experimenting with some PETG translucent filaments. Strangely, the faster I printed the clearer my prints came out. This was a great starting point and a fun model to watch print since it uses such a large nozzle