Collecting paper money allows you to explore the globe without leaving home. Currency collectors have discovered the richness of information that can be obtained by a close inspection of a currency note. A country?s art, politics, wildlife, beliefs, language, and people can seem to come alive. This exciting hobby deserves UniKeep?s unrivaled archival quality protection. The UniKeep currency collection case with pages snaps securely closed. 25 protective pages are included and each page features a separate, clear pocket at the bottom of the card for a note or label. The UniKeep currency case is made from 100% polypropylene and the pages are also made from polypropylene. This material is naturally is acid-free and will not harm your collection. The case saves space and stacks easily on a shelf or a table.