Rubber Duck, an intermediate level Artistic Coloring Kit from Amy Shulke of VanillaArts.com. Kit includes digital line art plus detailed coloring guides- suggested supply list, photo references, guide to shade and shadow, underpainting advice, color map, plus step by step tips to help you complete the project. Ideal for Copic Marker, colored pencil, or watercolor. Use our colors or invent your own!