12 discs in different colours, 30 mm. Includes a school paintbrush series 101 which is specially designed for watercolour use. The colours canbe mixed in the small mixing containers in the cover of the case. MILANwatercolour paints are presented in compact, round discs. The colours are obtained from harmless, light-resistant pigments. The colours can beeasily washed out of the majority of fabrics.