Retractable gel pen contains specially formulated ink that helps prevent a common form of check fraud known as "check washing." Uni Super Ink is also fade-resistant & water-resistant. Bold point delivers a bold line. Textured rubber grip offers superior writing & control, while the retractable tip provides added convenience. Use the clip on barrel to attach the pen to notebooks, pockets & more. Uni-ball 207 Retractable Pen is refillable.