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

Model size: 175x175x2,72 - You can resize it, but keep the height at 100%!

Filaments Used:
Bambu Lab PLA Black Transmission Distance: 0.3
Bambu Lab PLA Gray Transmission Distance: 2.5
Bambu Lab PLA Light Gray Transmission Distance: 3
Bambu Lab PLA White Transmission Distance: 6

Swap Instructions:
Start with Black
At layer #11 (0.96mm) swap to Gray
At layer #19 (1.6mm) swap to Light Gray
At layer #24 (2mm) swap to White for the rest.