Flakes
This tab's settings can be used to add a little glitter, i.e., tiny inclusions, to the material.
Default Density setting at left, large Density and small Scale setting, at right inverted settings.
This setting can be used to adjust the glitter's intensity. Small values will disable the respective effect, larger values will strengthen the effect correspondingly.
The Density setting can be used to vary the number of glitter particles per surface.
This setting can be used to define the size of the glitter particles.