24 water-based colours in a metal box. Comes with a wooden brush with nylon hair that is easy to clean. To be used on paper. Use water to activate the colors. Ingredients: Gum arabic: 30%. Maltodextrin: 20%. Calcium carbonate: 20%. Polyethylene glycol: 15%. Glycerin: 10%. Color: 5%. This product is A-labelled, controlled by FFFH. 3y+.