This is a sealed 10-pack of BASF 5.25" high-density (HD) floppy disks, featuring double-sided formatting (2S/HD) for a total capacity of 1.2 MB per disk. These disks are ideal for vintage IBM PC/AT and compatible systems, offering reliable performance for data storage, backups, or retro computing projects. Each disk is enclosed in a durable black shell and comes with labels and sleeves for protection and organization. Perfect for collectors, hobbyists, or anyone maintaining legacy systems that require 5.25" HD media.