Proprietary mastering and replication technologies achieve the ultra-narrow groove structure, precision substrate bonding and other exacting parameters that assure excellent performance and reliability. DVD-R discs are rated at an archival lifespan of more than 100 years when stored at room temperature. DVD-R Discs are write-once recordable DVD discs that offer extremely high storage capacity. Once recorded, DVD-R discs can be played back in all DVD-ROM drives and DVD-Video players. DVD-R discs incorporate a number of key technologies that make them compatible with the widest range of DVD drives and players. DVD-R discs use a specially developed formulation using the MSi metal-stabilized cyanine dye recording layer.