Fisher Space Black Ink Ballpoint Pen Refill 1,2,3 Fine, Medium or Wide Refills, Pressurized Refills Writes Underwater, on Wet, Grease, and Upside Down Paper (3, Fine)

This exceptional black sealed pressurized ink cartridge is designed to meet the demands of everyone who requires reliability in a writing instrument. Available to purchase as a single, single, or triple pack, it accommodates various preferences offering fine, medium and bold point sizes. Whether you're jotting down notes in a challenging environment or just enjoying the creative process, this cartridge is designed to work smoothly. It works effectively in extreme temperatures ranging from -20ºC to +200ºC, making it suitable for both indoor and outdoor use. Plus, it has the unique ability to write underwater, on wet paper, and on grease, all while letting you write at any angle, even the other way around. Its reliability is further highlighted by the fact that it will never dry out, and it includes an adapter to fit pens that use Parker pen refills. Each cartridge offers a long writing capability, with the ability to write over 3 meters depending on writing style and surface.

• Sealed Pressurized Ink Cartridge - Ensures consistent ink flow under various conditions.
• AVAILABLE IN MULTIPLE PACKS - Choose from single, single, or triple packs for your convenience.
• Tip Size Options - Fine (0.9mm), Medium (1.1mm), and Bold (1.3mm) ball sizes tailored to your writing needs.
• Extreme temperature tolerance: works effectively between -20ºC and +200ºC.
• Versatile writing conditions: Write on wet paper, underwater and oily surfaces.
• MULTI-ANGLE WRITING - Able to write at any angle, including face down.
• EASY TO USE - Designed to write in the vacuum without space gravity.
• LONG LIFESPAN - Each cartridge can write for more than 3 meters, depending on conditions.
• NEVER DRYING OUT - Reliable performance with longevity.
• ADAPTER INCLUDED - Compatible with pens with Parker pen refills for convenience.