Functions in extreme conditions. The pressurized ink cartridge writes upside down and through moisture without smearing or washing off.
- Pressurized ink cartridge performs in temperatures from -30F to 250F, under water (down to 35 ft), and at any angle.
- Proprietary ink and delivery system used exclusively in Rite in the Rain Pens will write without skipping in extremely wet conditions.
- Permanent ink writes through water, sweat, grease, and mud without clumping or smearing.