Memorex 4x CD-RW offers the ideal re-writable solution for recording a wide variety of digital files including valuable data, precious photos, favourite music and video clips. Ease of use and cost effectiveness have made Memorex CD-RW's the most popular media for data storage and data transfer purposes. The CD-RW allows you to record, erase and re-record on the same disc as often as you wish and so is perfect for back-ups, transferring data and a wide range of other applications.