Archival Gold 6X BD-Rs offer the most unique and trustworthy discs to safely store your most treasured digital data. This is the only storage medium guaranteed 100% uneditable, inerasable and tested to endure up to 200 years based on the National Institute of Standards and Technology. Users can conveniently refer back to their original data files & images when necessary and even pass them along to future generations. Each Archival Gold BD-R holds 25GB (about 5 times the largest DVD-R and 33 times the largest CD-R capacity) and boasts superior 6X speed. This equates to roughly 2 hours of full high definition playback and 23 hours of standard video. This bulk spindle comes packaged with 25 Archival Gold BD-R discs- the complete start-up for anyone beginning to archive their data.