The product is a lot of four Sony HD IBM formatted micro floppy disks, each having a capacity of 1.44 MB. These disks are 2-sided and come in a pack of ten. They are designed for long-run storage and are scratch-resistant, making them ideal for preserving important data. Manufactured in Japan, these recordable disks are reliable for storing and accessing your files for an extended period of time. With a lifetime manufacturer warranty, you can trust in the durability and quality of these Sony micro floppy disks. THREE BOXES ARE UNOPENED ONE BOX IS OPENED BUT NEVER USED, TOTAL OF 40 DISKETTES.