Verbatim DVDR/RW uses MKM/ Verbatims technology which ensures any recording to be of a superior quality. Mitsubishi Chemicals R&D combined with its strong coorperation with drive manufacturers ensures the broad compatibility of Verbatims discs making them ideal for sharing computer data, home videos, photos & music. From Europes Number 1* for recordable media DVD+R is a recordable disc providing 4.7GB capacity. Compliant with the +RW-Alliance specifications.AZO recording layer. Highest Level of recording stability. Superior Archival life. This is a disc with a matt silver surface. It can be written on with a CD/DVD marker pen.