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

Filaments Used:
PLA FlashForge Black Transmission Distance: 0.3
PLA Sunlu Red Transmission Distance: 6
PLA Sunlu yellow Transmission Distance: 5
Bambu Lab White Transmission Distance: 6

!!!! It appears you have mixed filament types. Be certain this is what you want. !!!!!

Swap Instructions:
Start with Black
At layer #8 (0.72mm) swap to Red
At layer #15 (1.28mm) swap to yellow
At layer #20 (1.68mm) swap to White for the rest.