Uni-Ball One Gel Pen Ink Refills

Refill your Uni Ball One P Pens.

Uni One Ball P features a revolutionary ink that provides a clear color without bleeding. This means that your writing will look crisp and professional no matter what type of paper you’re using. With this pen, you can be sure that your words will stand out in a clear, vivid way. A strong, wide-opening wire clip provides easy attachment to folders or notebooks.

• Choose .38 mm or .5 mm line width
• Choose black or blue-black ink
• Specially formulated ink stays on top of fibers instead of being absorbed into the paper