I added a pause at layer 07.
You can print white and black or black and red.
Print at 100% infill with a layer height of 0.08mm with a base layer of 0.16mm
Filaments Used:
PLA Generic Black Transmission Distance: 0.2
PLA BambuLab Basic Red Transmission Distance: 4
Swap Instructions:
Start with Black
At layer #7 (0.64mm) swap to Red for the rest.