Fisher Space Pen Infinium Space Pen - Writes Upside Down, At Any Angle, Under Water, And In Extreme Temperatures

The Fisher Space Pen Infinium (INFBTN-4) is a rugged, ready-to-write-in-any-condition pen designed for professionals who work in challenging environments. With a black titanium and chrome finish, a pocket clip, and a reliable PR4 black ink cartridge, it’s built to perform when ordinary pens fail.

• Length & Finish: 4.25" closed; durable black titanium with chrome accents for a sleek, professional look.
• Ink & Point: PR4 black ink cartridge with a medium point for crisp, legible lines.
• Write-anywhere Capability: Writes upside down, at any angle, underwater, over grease, and in extreme temperatures.
• Carrying Convenience: Handy pocket clip keeps the pen secure and accessible on pockets, notebooks, or gear.
• Packaging: Boxed for gifting or safe storage.

This pen is built for real-world use where conditions matter. It delivers dependable writing when you’re upside down in the cockpit, working with wet or greasy hands, or taking notes in extreme temperatures. The Infinium’s durable finish withstands daily wear, while the pocket clip ensures you never misplace your tool. Ideal for engineers, technicians, travelers, and anyone who needs a trustworthy pen that can keep up with demanding tasks, the Infinium INFBTN-4 arrives boxed and ready to use or gift.