Fisher Space Pen Bullet Tahitian Blue - Writes Upside Down Underwater And In Extreme Conditions

The Fisher Space Pen Bullet Space Pen Blue 400TBL is a compact, rugged writing tool designed for professionals, outdoor enthusiasts, and anyone who writes in challenging conditions. Its standout capability to write upside down, underwater, and in extreme temperatures ensures you can capture ideas wherever you are.

• Size: 3.75" closed, compact and pocket-friendly for easy carrying
• Ink: PR4 black ink with a medium-point cartridge for smooth, legible writing
• Writing capability: Writes upside down, at any angle, under water, over grease, and in extreme temperatures
• Color: Tahitian blue finish for a distinctive, professional look
• Packaging: Boxed for gifting or easy gift-ready presentation

With a pressurized PR4 ink system, this space-tested pen maintains a consistent ink flow across temperature swings and difficult surfaces, so you never lose a note—even in rain, grease, or cold environments. Its compact form fits in your shirt pocket, toolbox, or glove compartment, making it a reliable everyday carry or a thoughtful gift for students, engineers, field technicians, and travelers. The blue finish adds a touch of personality while preserving a professional, work-ready appearance, and the boxed packaging makes it an ideal present for graduations, promotions, or milestone projects.