Iris - means the creation of thin layers of titanium oxide on the surface of the glass bead. These layers differ in refractive index and the influence of interference of light occurs color effects.
Color: 23980 - jet,
Coating: 21435 - blue iris coating,
Pieces in packs: 50 pcs,
Package Weight: 16 g,
Class I,
Country of origin: Czech Republic,
Slight deviations in color shades are unavoidable.