New, instant purchase OK. *Writing test has been performed. Sunstar Stationery Square Marker dot e pen Dot-e-Pen 10 color set Fluorescent Green, Gray, Beige, Brown, Blue, Mint, Fluorescent Pink, Orange, Violet, Pink A square-tipped marker with a 3mm thickness that can be used for lines, and a fine-tipped pen for writing characters and fine lines. By combining the square marker and fine-tipped pen, you can easily draw dot art, as well as enjoy decorating your planner or notebook with decorative lines and check boxes. Thank you.