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

Filaments Used:
PLA PolyTerra Charcoal Black Transmission Distance: 5.2
PLA PolyTerra Lava Red Transmission Distance: 1.8
PLA PolyTerra Fossil Grey Transmission Distance: 2.5
PLA PolyTerra Cotton White Transmission Distance: 6

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

Swap Instructions:
Start with Charcoal Black
At layer #9 (0.8mm) swap to Lava Red
At layer #15 (1.28mm) swap to Fossil Grey
At layer #25 (2.08mm) swap to Cotton White for the rest.