It's been quite a while since we started talking about going paperless, but still, in the field, a tremendous amount of thick files are occupying the cabinets. It's not a problem if they're just being stored properly, but once you need to dig them up, especially when you're in a hurry... For repairs in such situations, if you have this, your frayed nerves will be instantly soothed. And it seems there are other uses for it. I just learned about them. This was used at my workplace. With a set of readily available items. Please consider the above, and thank you for your consideration. - Brand - Accessories: Refills