Memorex 80 min./700MB 52x Pro Gold Archival CDR (5 Pack) 24k gold reflective layer provides maximum resistance to aging and chemical breakdown High Performance Dye is extremely stable; ideal for long-term storage Duralayer technology provides a scratch-resistant surface for added longevity and protection Lasts up to 6x longer than standard optical media; CD Archival Life of up to 100 years 5-pack; 80 min./700MB; 52x write speed