Never let your ideas dry out with our Pilot Frixion Black Pen Refills. This pack of 3 ensures you'll have plenty of ink to jot down all your thoughts, scribbles, and more. With a size of 0.7mm, these refills offer a smooth and uninterrupted writing experience, making your everyday writing tasks a pleasure. They perfectly fit your Frixion erasable ball pen, turning it from a disposable item into a lasting companion. Each refill is 110mm long, guaranteeing a long-lasting inking experience.