The IBM Zip 100MB UltraslimBay Drive for ThinkPad 570 lets you save valuable hard disk drive space. This option increases the storage capacity up to 100MB on a single, 3.5-inch diskette, providing 70 times more storage than a traditional diskette. The device reads/writes standard ZIP media which can contain the equivalent of nearly 70 1.44MB diskettes. It is great for storing and transferring pictures, graphics, Internet downloads and large databases.