Fisher Space Pen Cap-O-Matic Pen Yellow M4TMY - Writes Upside Down At Any Angle Underwater And In Extreme Temperatures

The Fisher Space Pen Cap-O-Matic in fluorescent yellow is a compact, exceptionally reliable writing tool designed for professionals and outdoor enthusiasts who need a pen that performs in tough conditions. Its classic Cap-O-Matic design pairs practical portability with proven ink versatility.

• Overall length: 5.25" (13.3 cm) for easy pocket carry and quick access
• Color: Fluorescent yellow for high visibility in dim environments
• Ink & point: PR4 black ink with a medium-point tip for smooth, legible lines
• Writing performance: Writes upside down, at any angle, underwater, over grease, and in extreme temperatures
• Mechanism: Cap-O-Matic design for reliable, simple cap-off operation
• Carry & packaging: Practical pocket clip and ships boxed for gifting or ready use

This pen is built to solve real-world challenges: you can jot notes beneath water, on oily hands, or in frigid or scorching conditions without worrying about ink failure. The fluorescent yellow finish improves visibility, helping you locate and grab it quickly in cluttered workspaces or low-light settings. With its compact 5.25" profile and durable construction, it’s an ideal companion for fieldwork, labs, and on-the-go note-taking, making it a practical addition to any toolkit or emergency kit.