Rite in the Rain 93B Durable Standard Clicker Pen - Blue Ink

New Improved Blue Ink - Better performance in extremely wet conditions. These All-Weather Clicker Pens write on wet paper and upside down, the pressurised ink cartridge performs in temperatures from-30F to 250F. The ink won't leak, evaporate or blow up in your pocket! 136mm long. New improved Blue ink.