Write through water, sweat, grease and mud with the SKILCRAFT® All-Weather Amphibian Tactical Pen. This pen writes at any angle, under water up to 35 feet deep, and in temperatures ranging from 30 degrees below 0 to 250 degrees. Operate with a simple shake for low dexterity situations. Features non-evaporating ink in a pressurized leak-proof cartridge housed in a black metal barrel with matte finish, pocket clip, and a top cylindrical loop to pass a 4 mm cord through. Pen Sub-Brand & Product Family: SKILCRAFT® All-Weather Amphibian Tactical; Pen Type: Ballpoint Pen; Pen Style: Retractable; Pen Tip Type: Conical.