Holographic pigments are light diffractive colorants that generate the appearance of multiple, bright rainbow producing prisms moving over a liquid silver color. <br> The combination of rainbow -like color, aluminum core and fine particle size in SpectraFlair pigments create the appealing, iridescent, liquid silver metallic appearance. Holographic pigments is a unique material consisting of an ultra-thin, diffractive pigment in the form of micron size flakes.