Use Ateco Food Coloring Markers / Pens to write on fondant, royal icing, donuts, pastries, cookies, petit fours, fruits and vegetables, white chocolate, hard boiled eggs, rice paper, marzipan, ganache or just about anything. Food Color Markers are made with U.S. certified food colors. Made in USA. Marker set includes 10 colors: purple, blue, green, yellow, orange, light pink, bright pink, red, brown and black.