Uni-ball One P/F Gel Pen Ink Refill - 0.38 mm - Blue Black

Keep your writing sharp and consistent with the Uni-ball One P/F Gel Pen Ink Refill – 0.38 mm – Blue Black. Designed for smooth, precise performance, this refill features Uni-ball’s high-quality gel ink that delivers crisp lines and rich color with excellent control—ideal for detailed writing and everyday use.

The 0.38 mm tip produces fine, clean lines, while the blue-black ink offers a professional, versatile tone suitable for notes, journaling, and work documents. Compatible with Uni-ball One P/F gel pens, this refill ensures your favorite pen stays ready whenever inspiration strikes.

✦ Key Features:

• 0.38 mm fine tip for precise, detailed writing

• Rich blue-black gel ink with clean, consistent flow

• Smooth performance with excellent control

• Compatible with Uni-ball One P/F gel pens

• Ideal for everyday writing, notes, and journaling

✦ Ideal For:

• Students, professionals, and creatives

• Fine handwriting and detailed work

• Maintaining peak performance of Uni-ball One P/F pens

• Everyday writing with a refined ink color

The Uni-ball One P/F Gel Pen Ink Refill – 0.38 mm – Blue Black delivers precision, reliability, and refined color—perfect for writers who value clean lines and consistent performance.