Uni-Ball Signo 307 Retractable Pen – Red (Box of 12)
The Uni-Ball Signo 307 Retractable Pen combines effortless writing performance with Uni-Ball’s innovative Smart Pigment Ink. Designed to bond securely to paper, including recycled stock, it delivers crisp, smudge-resistant results that last. The 0.7 mm medium tip produces vivid red lines for precise editing, marking and creative work. With a comfortable rubber grip and strong metal clip, the Signo 307 is ideal for school, office and professional environments.
Key Features
- 0.7 mm medium tip for smooth, clear red lines
- Smart Pigment Ink – quick-drying and smudge-resistant
- Waterproof, fade-resistant and archival quality
- Retractable design with metal clip and soft rubber grip
- Supplied in a box of 12 red pens
Compatible Uses
- Perfect for marking, editing and annotating documents
- Suitable for offices, classrooms and creative workspaces
Delivery Information
We ship from warehouses located in Adelaide, Melbourne, Sydney, Brisbane and Perth. Orders are dispatched quickly from the nearest warehouse for fast delivery across Australia.
Frequently Asked Questions
What tip size does the Uni-Ball Signo 307 use?
The Uni-Ball Signo 307 Medium has a 0.7 mm tip, producing smooth, consistent red lines for precise writing and editing.
What is Smart Pigment Ink?
Smart Pigment Ink is Uni-Ball’s advanced gel formula that adheres better to paper for cleaner, faster-drying and smudge-resistant writing.
Is the Signo 307 pen refillable?
Yes. The Signo 307 Retractable can be refilled with Uni-Ball UMR-87 gel ink refills for extended use and less waste.
How does the 307 differ from the 207 series?
The 307 features Smart Pigment Ink for a smoother flow and better adhesion on recycled paper, compared to the 207’s Super Ink formulation.