Rainbow Dust Lavender Hologram Cake Glitter The Rainbow Dust Sparkle range is a non-toxic, glitter-dust. Recommended for decorative use only although not harmful if eaten. The "Hologram" range colours are a range of standard colours that are made very special by their rainbow like sparkling highlights, hence the name "Hologram". 17g pot. Approved for contact with food, see certificate here - www.rainbowdust.co.uk/UserFiles/File/marketing/rd-sparkle-range-food-contact.pdf