CREATIVE IMAGINATIONS-Luminarte Twinkling H2O's Starter Kit. Twinkling H2O's are luscious watercolor cakes. They are incredibly shimmery, non-toxic, and acid free. Just spritz cake with water to activate the paint. Apply with a paintbrush, sponge or other painting tool. For use on paper, canvas, gesso boards, chipboard, wood and more! This starter kit contains six 0.176 ounce colors. Imported.