Cello Pinpoint Ball Pen is preferred by students as it is an exam-ready pen. These blue and black ball pens set have a unique elasto grip and lightweight body, which makes it easy to write comfortably for a long time, making them the best ball pens for smooth writing. It also has a 0.7mm tip. Use it to make writing exams a pressure-free smooth writing experience. It a must have product before exams.