Created this model to allow my shrimps to hide from other fishes and for them to be able to hide from the direct light. They seam to like it quite a bit.
Print settings:
Nozzle: 0.4 mm
Layer height: 0.2 mm
Supports: No
Wall thickness: 0.8
Top/bottom layers: 2/2
The author marked this model as their own original creation.