Create art on paper, windows, glass, mirrors, and whiteboards with the Kitpas coloring crayons. These crayons are smooth and water-soluble, with just a few strokes of a wet paintbrush can also become an amazing watercolor painting. They also can be easily wiped away for easy cleaning. Kitpas crayons are made from calcium carbonate, a non-toxic and allergen-free material. One pack includes 12 bright and bold colors; white, pink, red, orange, pale orange, yellow, yellow-green, green, light blue, blue, brown, black. Each crayons measures approximately 0.4 x 2.9" (diameter x length). Recommended for children ages 3 years old above. Made in Japan.