Well known by Artist for the liveliness of its 60 colours. Its surprising concentration, Pebeo Colorex watercolour ink is a reference for all professional illustrators and designers who appreciate its light, velvet finish and its perfectly uniform flat colour. Highly concentrated, Colorex watercolour ink withstands heavy dilution with water. It can be used pure or diluted according to the intensity required. Heavy weight paper is recommended when using these inks.