Print with a 100% fill rate, a layer height of 0.08 mm, and a base layer height of 0.16 mm

The model's dimensions are 60.53x165mm.

Consumables used:
Bambu Lab matte charcoal black PLA, light transmission distance: 0.6
Bambu Lab matte dark red PLA, light transmission distance: 1.5
Sunlu Meta white PLA, light transmission distance: 8
Bambu Lab matte ivory white PLA, light transmission distance: 3.5

→ You can use any consumables you want, as long as the transmittance distance of the first two layers is low. Bambu Lab's consumables are very suitable for this.

This printer uses four unique consumables

Replacement instructions:
Starting with carbon black
Switch to dark red at the 7th layer
Switch to off-white at the 12th layer
Switch to ivory white at the 21st layer