Pencils will work great on Rite in the Rain, but sometimes you just need a pen. With the All-Weather Bolt-Action Matte Gunmetal Metal Pen, you can trust your pen to survive the toughest conditions and the harshest critics. Write on wet paper and upside down with confidence and style. The pressurized ink cartridge performs in temperatures from -30°F to 250°F. The ink won't leak, evaporate, or blow up in your pocket. 5.6" long, with a Barrel Diameter of 3/8". Black ink.