Available in 80ml These Diamine Ink bottle are ideal to try out pecific ink colour to use when travelling or imply a a colour teter. designed for all brand of fountain pen with non-toxic water-baed ink that' fat drying and create a mooth deign on the paper This ink is perfect for all writer. Made by Diamine a Britih brand who have been based in Liverpool e 1864 the company is renowned for it quality and fantatic range of colour.