This superior-quality fineliner from Copic is made with pigment ink that is waterproof, lightfast and resists alcohol-based markers once dry, making it perfect for sketching or outlining to be later coloured with Copic markers Optimal reproduction properties and resistance to UV light is guaranteed. These Multiliners were specially developed for illustrators, graphic artists, industrial designers, architects and much more. Copic are seem as one of the highest quality professional graded pens and markers available in the world today. Nib Sizes Included 0.03 0.05 0.1 0.3