Rainbow Dust Liquid Color Airbrush (formerly Color Flo Airbrush Color) is available in a wide range of beautiful colors and is a liquid food color that can be used with an airbrush. Use straight from the bottle and simply rinse with water after use. Use this highly concentrated coloring for royal icing, various creams, cakes, pastas, and more. The built-in dropper applicator allows for precise control, making it easy to achieve a wide range of shades. Ratio: for every 1 kg of cake, do not use more than 4 ml of Color Flo. Ingredients: humectant: glycerin, propylene glycol, water, colors: E155. This product is non-GMO, suitable for vegetarians and vegans, certified Kosher, suitable for Halal food. Content: 16 ml.