The Starlight colours use a base material that sparkles with a higher intensity than the standard Silk Colours giving the dust an even stronger twinkle property!They consist only of edible, widely approved food colorants.The shine and colour effects are completely different to those using common absorption or metallic pigments normally used in the food industry.gross 15g pot This item is sold by Electric Mania an offshore business located in the UK and may incur NZ customs duty or tax. Find out more at http://www.whatsmyduty.org.nz/