This is a set of two fluorescent markers, one with pink & yellow and the other with blue & orange. You can use a total of 4 colors with this set of 2. Great for marking important parts of textbooks for test study, documents and reports at work, or for marking in your planner! Body size (approx.): 141 x 15 x 11mm Feel free to purchase without commenting o(^_^)o Fluorescent Pen Twin Color Set of 2 4952583058045