Rite in the Rain All-Weather Metal Clicker Pen - Black Ink, 13cm (5.13in) | Writes Through Water, Grease, Mud

• WRITES THROUGH: The permanent ink writes through water, grease, and mud without clumping or smearing.
• PRESSURIZED CARTRIDGE: All-Weather cartridge is pressurized, writes in temperatures from -30F to 250F, under water (up to 35 ft), and any angle.
• PROPRIETARY INK: The ink and delivery system used exclusively in Rite in the Rain Refills will write without skipping in extremely wet conditions far better than other comparable all-weather pens.
• INK DELIVERY: Tiny pockets in the pen's tip will deliver ink in the worst conditions without allowing water or air back into the cartridge.
• RITE IN THE RAIN NOTEBOOKS: The most ideal pen for Rite in the Rain All-Weather Notebooks.

• Click the top button to extend the pen tip for writing. Click again to retract the tip when not in use, protecting it from damage and preventing accidental marks. — Extend and Retract Tip
• Use the pen on Rite in the Rain all-weather paper or similar surfaces. The pressurized ink allows writing upside down, underwater, and in extreme temperatures without skipping. — Write in Any Condition
• Utilize the durable metal clip to attach the pen securely to your shirt pocket, notebook, or bag, ensuring it's always accessible and won't get lost. — Secure the Pen
• When the ink runs low, unscrew the pen barrel and insert a genuine Rite in the Rain refill to maintain optimal all-weather writing performance. — Refill When Needed

Typical situations where Rite in the Rain All-Weather Metal Clicker Pen - Black Ink helps — illustrative scenarios, not customer reviews.