Imperfection is a thing of the past with Giotto Cera! Because crayons are now rich, vivid and full-colour. Excellent quality wax makes these crayons easy to use and perfect for all colouring techniques, including graffito. Round, wrapped by single colour, the Giotto Cera crayon is designed with a washable formula for hands, fabrics and non-porous surfaces. Excellent for graffito and frottage.