Extend the life of your media with our Archival CD/DVD Thumbnail Pages. Over time, environmental elements can cause the thin layer of metal on CDs and DVDs to break down and oxidize, rendering the discs unreadable. These specially treated pages prevent oxidation, extending the life of your discs for more than 40 years. Each double-sided page holds up to two CDs or DVDs with thumbnail pages Proven Corrosion Intercept Technology® prevents ozone and reactive oxygen Thumbnail pocket measures 7-1/2" x 5" Made in the USA