12 Discs in Different Colours, 30 Mm. includes a School Paintbrush Series 101 Which Is Specially Designed For Watercolour Use. The Colours Can Be Mixed in the Small Mixing Containers in the Cover of the Case. Milan Watercolour Paints are Presented in Compact, Round Discs. the Colours are obtained from Harmless, Light-Resistant Pigments. the Colours Can Be Easily Washed Out of the Majority of Fabrics.