High Capacity: 20-pack black gel ink ballpoint pen, the black gel pens have a retractable design. The large capacity ensures that a single pen can write at least 400m, and 20 gel pens can write for a long time, benefit your work, study life more freely and conveniently 2 Comfortable Grip and Smooth Writing: The soft rubber grip performance brings you an easy and fatigue-free writing experience. And our gel pens are designed with durable lead-free rollerball tips, 0.5mm tip, it ensures a nice smooth touch on all kinds of paper surfaces. At the same time, special gel ink allows you to write with smooth, clean lines, the ink flows smoothly without smudges. 3 High Quality and Health and Safe: We consider safety to be an important concern, especially children are involved, our pens have non-toxic and acid-free long-lasting ink. Scientific ink formulation, safe production process and high-quality production materials ensure absolute safety for users. Meanwhile, the gel pens have smooth writing, the ink dries quickly and does not smudge, built to resist fading. It must have a good performance in your work and studies. 4 Different Uses: These fine retractable pens are good aids for your work, study and life. They can be used for writing, office work, notes, writing notes, diaries, etc. They are perfect for adding color to your writing, whether it is at school, college, office or at home. And this type of ballpoint pen barrel allows for many times use by changing refills. Left-handed people can also use these pens easily.