Writes through: the Permanent ink writes through water, grease, and mud without clumping or smearing. This all weather belt clip pen survives splashes, stains, and smudges.
Pressurized cartridge: all-weather cartridge is pressurized, writes in temperatures from -30F to 250F, under water (up to 35 ft), and any angle.
Belt clip: the oversized clip attaches to pants, pockets, and belts and can quickly be retrieved on the job site or in the field.
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.
Rite in the Rain notebooks: the most ideal pen for Rite in the Rain weatherproof notebooks.