Superior-quality water-soluble color pencils for the most exacting requirements by artists, illustrators, and graphic artists. Perfect for mixed media applications, and can be used with Pablo permanent colored pencils, watercolor, gouache, and Neocolor pastels. Available in 120 colors, the soft water-soluble lead is 3.7mm, with a high breaking-strength. The colors are bright and have excellent lightfastness. Encased in premium-quality, FSC-certified cedar, and conforms to ASTM D-4236.