Delkin DDVD-R-I/100 SPIN 8X 100 Year Life Span Archival Gold Inkjet DVD-R (100 Pack Spindle) Tested under the most extreme conditions to ensure a storage life of 100 years. Gold is one of the most reflective robust elements on Earth. More than 20 of 24k gold in every DVD-R. Maximum resistance to the harmful effects of oxidation, a main cause of failure to optical media. Inkjet version - now print directly on your Archival Gold CD-R's from your CD-R inkjet printer!