Yasutomo Pearlescent Watercolor Paint Cakes 21 Pack. The finest quality watercolours used by Japan's watercolour and Sumi-e painters. 21 colourfast colours in reusable plastic containers. These wonderful paints will add dimension and sparkle to all your paper crafts. Can be used alone or with other watercolours. Great for painting; stamping; greeting cards and much more. Non-toxic