You can record and re-record on these high capacity DVD-RW discs from Verbatim. Ideal for backing up files, storing music or creating home videos, you can store up to 4.7GB of data on one DVD disc. These discs are re-useable so if you no longer need to keep the data, simply erase it and re-write new data via your computer. This pack of 25 discs is supplied on a spindle.