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

The Fisher Space Pen Infinium INFCH-1 is a chrome-finished pocket pen built for professionals who demand reliable writing in demanding environments. With a compact 4.25" closed length, a pocket clip, and a blue PR4 ink cartridge, it’s ready to go wherever you work or explore.

• Size: 4.25" closed — compact enough for everyday carry in pockets, notebooks, or tool kits.
• Finish/Color: Chrome finish for a durable, professional look that resists wear.
• Ink: PR4 blue ink with a medium point cartridge for smooth, legible lines.
• Write-anywhere capability: Writes upside down, at any angle, under water, over grease, and in extreme temperatures.
• Carry: Integrated pocket clip to keep it secure during travel and in the field.
• Packaging: Boxed for gifting or ready-to-give storage.

This pen is designed for real-world use where ordinary pens falter. The pressurized PR4 ink delivers consistent writing across a range of conditions, making it ideal for field technicians, engineers, outdoor enthusiasts, pilots, researchers, and professionals who need to capture notes in rain, grease-covered equipment, or cold and hot environments. The Infinium’s compact size, durable chrome finish, and reliable ink mean you can rely on it for daily tasks, urgent field notes, and disciplined record-keeping—without worrying about ink flow or smearing. Gift-ready packaging also makes it a thoughtful present for students, graduates, or colleagues who value dependable tools in their kit.