Uni-ball Signo UM-100 Gel Pens 10-Pack

The Uni-ball Signo UM-100 is one of Japan’s most trusted gel ink pens — delivering smooth, consistent ink flow in a classic capped design. The 0.7mm tip produces a clean, medium-bold line ideal for everyday writing, note-taking, and office use. This 10-pack offers outstanding value for regular users.

Key Features

• Bulk Value: 10-pack provides excellent value for office, school, and study use.
• Smooth Writing: 0.7mm medium tip for expressive gel ink writing.
• Consistent Flow: Signo gel ink offers vibrant colour and a quick-dry formula.
• Classic Design: Reliable and straightforward capped design.
• Premium Quality: Engineered by Uni-ball, a trusted Japanese stationery brand.

Specifications

• Brand: Uni-ball
• Product Type: Gel Pen
• Tip Size: 0.7mm
• Ink Type: Signo Gel Ink
• Quantity: Pack of 10

FAQ

What ink colour is included in the 10 Pack?

This specific set includes standard orange ink.

What is the difference between 0.5mm and 0.7mm Signo?

The 0.7mm produces a broader, bolder line suited to everyday writing and signing. The 0.5mm offers a finer line for more detailed note-taking.

Is the Uni-ball Signo UM-100 refillable?

The UM-100 is not designed to be refilled and is intended as a disposable gel pen.

Is the Signo UM-100 suitable for office use?

Yes. The clean, consistent output and reliable capped design make the UM-100 a popular choice for office documents and everyday professional writing.