Uni-ball Uni Pin Fineliner, 0.7 mm, Emphasis Lines, Pigment Ink, Waterproof & Fadeproof, Ideal for Posters & Journals – Black

0.7 mm line width; pigment ink that is waterproof and fade-resistant; archival-quality performance; metal-clad tip for edge accuracy and ruler guidance; quick-setting pigment for cleaner notes and scans; snap cap to prevent drying.

The 0.7 mm version produces bolder, more visible lines suitable for headings and bold contours, while the 0.5 mm variant yields finer lines for detailed work. For a tighter line, you might prefer the 0.5 mm option. Alternatives on Fepy: 0.5 mm variant at https://fepy.com/product/uni-ball-uni-pin-fineliner-0-5-mm-black and a 0.3 mm variant at https://fepy.com/product/uni-ball-uni-pin-fineliner-0-3-mm-black.

Use it for headings, labels, bold outlines in posters, journals, and artwork. It’s also great for outlining sketches and creating high-contrast accents that scan cleanly for digital workflows.

Cap the pen after use to prevent drying and protect the nib. The metal-clad tip helps maintain accuracy along rulers, so use it with a straightedge for clean lines. Store horizontally or with the cap on to preserve ink flow and tip integrity.

Yes. The Uni Pin Fineliner uses waterproof, lightfast pigment ink designed for archival quality, helping lines stay legible over time even if exposed to light or moisture.

The 0.7 mm line offers bold, long-lasting strokes with quick-drying, smear-resistant pigment. While it may cost a bit more than thinner-line pens, its durability and bold visibility can reduce rework, making it a strong value choice for posters, journals, and editorial work.

It performs well on standard paper and matte surfaces, delivering bold, crisp lines. On colored or coated papers, test a small area first to ensure the ink adheres and dries cleanly, since surface coatings can affect performance.

The snap cap is designed to seal the nib when not in use, helping to prevent drying and maintain tip integrity between sessions.

The quick-setting pigment helps reduce smudging, and the bold 0.7 mm lines scan cleanly for digital workflows. It’s a solid choice when you need bold, high-contrast lines that translate well to scans and vector traces.

Graphic designers, illustrators, students, and artists who need bold headlines, clean borders, and reliable archival-quality lines will benefit. It’s particularly suited for posters, journal layouts, and any project requiring strong, outdoor-friendly contrast.