Look to archival grade DVD-R media to preserve your family photos & home movies as well as critical corporate data. Each disc is manufactured using Verbatims proprietary unique dual reflective layer technology which is comprised of a silver layer for broad compatibility & a gold layer for long archival life. The gold reflective layer, naturally resistant to corrosion, prevents oxygen from coming through the DVD bonding material & corroding the silver reflective layer. To further extend media lifetime, the DVDs contain a hard coating on the recording side to protect the discs from scratches. Disk Type: DVD-R; Capacity (Video): 120 min; Recordable Format: Write Once formatmay not be altered once data is written to the disc.; Capacity Range (Data): 4.7 GB.