Zebra Pen Liquid Rollerball Pen provides comfort and precision in one pen. Water-based liquid ink performance is smooth flowing, skip-free and is good to the last drop. The needle point tip starts effortlessly and allows for precise markings. The liquid rollerball pen features a clear window for ink supply monitoring and a convenient pocket clip so you can attach them to textbooks, planners, clipboards, documents or bags. Zebra Pen Liquid Rollerball Pens are great for studying, bullet journaling, greeting cards, and note-taking. Pair this pen with other great writing instruments from Zebra Pen, such as ballpoint pens, gel pens, rollerball pens, fountain pens, mechanical pencils, markers, highlighters and more.