POSCA paint markers are an excellent multi-surface permanent marker. They contain water-based pigment ink which is lightfast water resistant and will write on almost any surface. The medium 1.8 - 2.5mm bullet tip produces neat and precise lines is ideal for colouring and is appreciated by both professionals and amateurs; its ease of use makes it ideal for beginners to explore their creativity. This pack contains 48 vibrant POSCA 5M tipped markers in assorted colours complete with a FREE Gratnells storage tray.