3D print a brain ornament this holiday season. Three versions available, 1, 2, and 4 color options. Multimaterial printers are not required, and multicolor prints can be achieved with simple layer height filament swaps.
4 color version layer heights:
0 - 1.2 mm - Color 1
1.2 - 1.6 mm - Color 2
1.6 - 2 mm - Color 3
2 - 2.4 mm - Color 4
The author hasn't provided the model origin yet.