Fisher Infinium Space Pen Blue Ink INFBTN-1 - Writes Upside Down At Any Angle Underwater In Extreme Temperatures

The Fisher Space Pen Infinium INFBTN-1 is a compact, rugged writing instrument built for professionals who need reliable notes in demanding conditions. With a blue PR4 ink cartridge and a black titanium/chrome finish, it combines durability with everyday practicality.

• Ink & nib: PR4 blue ink, medium point for smooth, legible writing.
• Ultimate writeability: Writes upside down, at any angle, underwater, over grease, and in extreme temperatures.
• Size & carry: 4.25" closed length with a pocket clip for secure, on-the-go use.
• Finish & material: Black titanium and chrome finish that stands up to daily wear while looking professional.
• Packaging: Boxed for gifting or safe storage.

Whether you're in the field, in a lab, or on the road, the Infinium INFBTN-1 helps you capture critical information without worrying about ink flow or legibility. The durable build, secure clip, and easy-to-read blue ink deliver dependable writing in wet, oily, or cold environments, while the sleek finish ensures a professional appearance. This pen is ideal for technicians, engineers, researchers, travelers, and outdoor enthusiasts who value reliability over gimmicks.