Octopus Fluids Write & Draw Ink (10mL Full Bottle)The special feature of the 38 colours of water based Write & Draw writing and drawing inks is that they are pigmented. In addition, they dry waterproof and smudge proof. The inks meet the requirements of a document fast ink (DIN ISO 12757 2 & DIN ISO 14145 2) and are particularly lightfast thanks to their pigments. This is a really important aspect for artists, as dye based fountain pen inks or paints fade quickly. Moreover, they are our first inks