Rite in the Rain All-Weather Pen Refill - Black Ink - (No. 37R)

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.

FITS ALL RITR: Rite in the Rain Pen Refills fit all Rite in the Rain Pens.

Rite in the Rain All-Weather Pen ink refill cartridges will write for a considerable amount of time. When your ink finally runs out, this refill will get your trusty All-Weather Pen back into the field. Don't worry about the refill fitting your pen; all Rite in the Rain All-Weather Pens use the same pen refill style. This pen refill is 3 1/2" long with black ink.
Brand: Rite In The Rain, Model: 37R, Color: Black Ink, Size: Fine