The BiC 4 Colours Shine Pen gives you 4 different fun colours of ink in the same pen, saving you space in your pencil case and time switching between colours! Ideal for teachers and students alike, each pen contains black, blue, red and green inks. The 1.0mm nibs write with an elegant 0.4mm line width making this a great, versatile pen for home, work or the office.. Medium-point retractable pen that writes in 4 different colours so you can easily organise your work. Each pen contains black, blue, red and green ink cartridges, all in the same pen. Fun, shiny coloured body. Medium 1mm point that gives a line width of 0.4mm