The iomega Zip 100 Disks are 3.5-inch removable drive cartridges in green or gray. These Zip Disk units are part of the Zip 100 product line and are designed for use with iomega Zip drives. Made in Taiwan, they offer a writable format specific to the Zip file system, providing a convenient and compact storage solution for various computer files and data. Ideal for transferring and storing smaller amounts of data, these Zip disks are a reliable option for those seeking a portable and easy-to-use storage medium.