The Berol Colourfine felt pen features a fine tip, excellent for detailed colouring and drawing. It has an approximate 0.6mm line width and a large ink reservoir. Offers up to 14 days cap-off life. The water-soluble ink can be worked with a wet brush for subtle wash effects. This set includes 12 standard assorted colours: black, blue, light blue, brown, green, light green, grey, orange, pink, purple, red, and yellow.