4 Colour Pens All in One; Change colours without changing biro pens; Choose between blue, red, green and black in one multicoloured pen, the great colour-coding addition to any stationery supplies Coloured Pens with Medium 1.0 mm Tips; Versatile ball point pens for precision writing or bullet journaling; A multi pen that will go the distance, with each ink cartridge writing for an average 2km Writing Pens with a Classic Design; These colour pens feature the round blue and white barrel, a side clip and the signature clicking buttons; A multi colour pen designed for serious note taking Ballpoint Pen Ingenuity; BIC 4 Colour Pen makes the go-to addition to any stationery set, school supplies or office supplies; A black pen, green pen, red pen and blue pen in one compact solution BIC Pens Proud 80 plus Year History; BIC began in 1944 with a simple goal in mind, to create a product that would answer the fundamental consumer need for a smooth, effortless writing tool;​