Crayons made from veggie-based ingredients, including organic soy wax, so as always, hand to mouth safe! Don"t worry about petroleum or other toxic additives in our crayons...made with organic ingredients: organic fruit and vegetable powders and practically good for you! VEGAN, no wheat, no sugar, no preservatives! Crayon squares make it easy for baby"s hand to hold, plus fun for stacking and building!