Rite in the Rain All-Weather Pen
This variant is currently sold out
This is the most reliable all-weather pen. It uses a pressurized cartridge to write in the wettest conditions. It will even wright upside-down. Works in extreme conditions from -30° to 250°. This pen will not skip. It'll write over water grease and fingerprints on almost any material. Designed in Washington State where people know their rain. Made in USA.