The Faber-Castell ECCO Pigment Pen is very popular universal fineliner pen for writing, drawing and sketching. The ergonomic grip and air tight, snap close lid with pocket clasp make it an easy accessory to live with. Ideal on a range of papers including tracing and detail papers where the ink can be removed with a suitable eraser. The ink is pigmented, lightfast and waterproof. The pen features a very fine fibre tip with metal cladding.