OFFCUP Gel Pens, 12pcs 0.5mm Black Gel Ink Pens, Ultra-Fast Drying Rollerball Pen for Writing, Drawing, and Outlining, Liquid Ink Rollerball Pen for Student, office worker

12 Gel PensOur fine-tip pens offer a comfortable, easy-to-hold grip, giving you greater control over your lines. The 0.5mm nib writes smoothly and features a high-strength tip for reliable durability. These pens undergo rigorous quality control for a long-lasting writing experience.

Premium Materials Our writing pens are made with water-based ink and are quick-drying, non-toxic, acid-free, and safe. The nib is made of a tungsten carbide ball for exceptional hardness, and the ballpoint pen features a built-in precision ink regulator to ensure even ink flow.

Fade-Resistant These gel pens feature a fade-resistant ink formula that remains legible even after contact with water or liquids. They are ideal for documents, notebooks, and journals that require long-term legibility. However, please note that these are not waterproof.

Transparent Design Each ballpoint pen features a transparent ink window for visual inspection of ink levels, eliminating the inconvenience of running low on ink at critical moments. The ink regulator stabilizes the ink block, preventing leaks and ensuring smooth writing. Each pen comes with a plastic cap to protect the nib.

Wide ApplicationThe writing pen is suitable for note taking, sketching, drawing, painting, illustration, signing, coloring books and travel journals. The liquid ink ballpoint pen is a practical item for school, home and office, and can also be given as a gift to friends and family.