White Rose Book Mark

The model seems to have an error in the geometry but it does not affect the print. You get a warning about enabling supports but that is not necessary. Just ignore it. This can also be printed without an AMS. Add Pauses after you slice it to swap filaments.

Print at 100% infill with a layer height of 0.08mm with a base layer of 0.16mm

The Model is 82.47x245.01mm in size
You may print at higher layer heights below the Min Depth of 0.64mm
The Max Depth is 2mm and the Actual Depth is 2mm

Filaments Used:
PLA PolyLite Black Transmission Distance: 0.3
PLA BambuLab Basic Green Transmission Distance: 2
PLA BambuLab Basic Yellow Transmission Distance: 6
PLA BambuLab Basic Jade White Transmission Distance: 5
This print uses 4 unique filaments

Swap Instructions:
Start with Black
At layer #8 (0.72mm) swap to Green
At layer #11 (0.96mm) swap to Yellow
At layer #17 (1.44mm) swap to Jade White for the rest.