4-Colours Pen is entirely Made in Italy and its features make it a long lasting pen. Metal body and four refill in four different colours: blue, black, red and green. High-performance and high- quality ink: Documental. 4-Colours Pen functioning is based on a snap mechanism: you have to slide downwards the button corresponding to the chosen colour; you have to slide another colour to push the refill upwards and close the pen. Made in Italy