uni-ball Signo RT1 Gel Pen | 0.28 mm

When design and function merge into one, the result is the uni-ball Signo RT1. A sleek barrel, a rubber grip seamlessly integrated into the body, and a clip integrated with the push button – no protruding elements, no accidental clicks in your pocket. Just pure, uncompromising aesthetics.

Beneath this elegance lies archival-quality pigment ink: resistant to water, fading, and chemical solvents used for document falsification. The 0.28 mm rounded tip glides across paper with exceptional smoothness – a fine line, zero resistance.

Product Features

• Archival-quality pigment ink – waterproof, fade-resistant, and tamper-proof
• Rounded tip – minimal friction, exceptionally smooth writing
• Clip integrated with push button – elegant look, protection against accidental clicks
• Rubber grip integrated into the barrel – secure grip, cohesive design
• Refillable

Specifications

• Line width: 0.28 mm
• Ink type: Pigment-based, water-based, archival, waterproof
• Mechanism: Retractable
• Grip diameter: 10.6 mm
• Max diameter: 10.9 mm
• Length: 141 mm
• Weight: 11 g
• Country of origin: Japan