Fisher Space Pen Cap and Barrel Space Pen Blue M4BLCT/S - Writes Upside Down, Under Water, and In Extreme Temperatures

The Fisher Space Pen Cap and Barrel Space Pen in matte blue is a compact, all-condition writing companion designed for professionals, technicians, and outdoor enthusiasts who demand reliability. It features a built-in stylus and a pressurized PR4 cartridge that writes in places other pens can’t—from upside down to underwater, even over grease and in extreme temperatures.

• Length: 5.25" overall for pocket-friendly carry
• Finish: Matte blue cap and barrel with a durable, non-glare finish
• Ink: PR4 black ink with a medium-point nib for clean, legible lines
• Versatile writing: Writes upside down, at any angle, underwater, over grease, and through extreme temperatures
• Stylus: Integrated stylus for quick navigation on touchscreens
• Carry: Pocket clip for secure, accessible storage
• Packaging: Boxed for gifting or easy stocking

Use cases range from technical field notes and service calls to outdoor adventures and everyday jotting. The pressurized ink keeps delivering consistent lines even when you’re upside down in a cramped space, outside in freezing rain, or after handling greasy tools. The built-in stylus eliminates the need to swap between pen and phone, while the compact, clip-ready size makes it a reliable pocket companion for backpacks, tool kits, or door pockets. If you’re seeking a dependable, all-weather writing solution that doubles as a touchscreen tool, this Fisher Space Pen Cap and Barrel is a practical choice.