Uni-Ball Signo UM-120AC Gel Pens - White Ink - Pack of 5

The Uni-Ball Signo UM-120SP Pastel gel rollerballs are a part of the huge Uni-Ball UM-120 range of...

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Product Information

Full details

This guide is for artists, crafters, and anyone looking for a pen that provides a vibrant, sparkling finish on various paper types. The Uni-Ball Signo UM-120AC gel pens offer a super-smooth writing experience with opaque, pigment-based ink that writes in a soft pastel sheen, making it ideal for both light and dark papers. Keep in mind that the ink may take a few seconds to dry on some surfaces.

All features

Model Part Number10.1.0108
BrandUni-Ball

Extended Product Information

FAQs

Are these pens refillable?

No, the Uni-Ball Signo UM-120AC gel pens are not refillable.

What kind of paper works best with these pens?

These pens work well on various paper types, including light and dark papers. The sparkling effect is especially striking on darker paper.

Is the ink waterproof?

Yes, the ink is waterproof.

Can these pens be used for everyday writing?

Yes, the smooth writing and sparkling effect make them suitable for everyday writing and creative projects.

How do I store these pens?

Store the pens horizontally to ensure even ink distribution and to prevent the ink from drying out.

What is the tip size?

The tip size is 0.7mm, which writes a 0.45mm line.

Where can I use these pens?

These pens are perfect for art, crafts, journaling, and any project where you want to add a unique sparkling touch.

How do I clean the pen tip?

If the pen tip clogs, gently wipe it with a clean, soft cloth.

Troubleshooting

Pen not writing.

Ensure the tip is clean and free of debris. Gently wipe the tip with a soft cloth. If the pen still doesn't write, try priming the tip by scribbling on a piece of paper.

Ink appears to be fading or light.

Make sure you are pressing down firmly while writing. The ink may also appear lighter on certain paper types; experiment to find the best results.

Ink smudges.

Allow the ink a few seconds to dry before touching the paper. Smudging is more likely on non-absorbent surfaces.

Pros and Cons

Pros

  • Writes smoothly on various paper types.
  • Creates a unique sparkling effect.
  • Ink is waterproof and fade-proof.
  • Suitable for both light and dark paper.
  • Durable and long-lasting ink.

Cons

  • The ink may take a few seconds to dry.
  • Not refillable.
  • Limited to a white ink color.
  • May not be ideal for very fine detailed work due to the tip size.

Setup, Compatibility & Care

  • Setup: The pen is ready to use immediately. Simply remove the cap and start writing.
  • Compatibility: These pens work well on various paper types, including light and dark papers.
  • Care: Store the pens horizontally to ensure even ink distribution. Recap the pen immediately after use to prevent the ink from drying out. If the tip gets clogged, gently wipe it with a clean, soft cloth.

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