smooth writing with this metal ballpoint pen refills. Made from metal, this 116mm refill is designed to replace worn-out cartridges in your favorite pen. Its blue will offer clear and lines for a professional look. for students, , and anyone who enjoys writing with a smooth writing pen. Whether you're taking notes in class or signing important documents at work, the metal ballpoint pen refill is a for all your writing needs. Upgrade your writing today and enjoy the convenience of replacing your pen's cartridge with ease. .