The millennium airbrush colours are manufactured using the highest quality control standards. The colours are professional grade airbrush colours in a wide range of finshes: Chameleon, Pearlized, Opaque, Iridescent, Transparent & Flourescent. Available in 76 colours. With this nail art pen, you can express your own character painting on your nail in various colours & patterns. How to use: Turn the cap & use as normal nail polish. The paint can be applied over another colour & dry just like nail polish.