Prima set of 24 artist-quality, water-soluble oil pastels is filled with luscious colors, each one providing you years of high-quality, color-filled fun! From Prussian Blue to Vermilion, Cadmium Green to Cobalt Blue, you'll find every color your heart desires in this sweet box. Use them on our Paintables, Resist Tags, Watercolor paper and so much more! Use them as is or dilute them with water for a watercolor effect.