The OEM Rollerball Pen NSN5877785 delivers smooth, consistent lines with effortless, skip-free writing. It features a texturized, rubber grip for great writing control and comfort. The pen includes a durable metal pocket clip for easy attachment to notebooks, folders, and more. Its ink is permanent, fadeproof, and waterproof, ensuring your writing stands the test of time. This pen has a 0.5mm micro point and uses red ink.