Gaylord Archival Flip-Top Document Preservation Box Preserve family records, newspaper clippings, photos and other paper documents for future generations Archival quality: acid-free, lignin-free, passed P.A.T. (Photographic Activity Test), buffered to resist acid migration Your family history deserves the same level of protection used by the world's leading cultural institutions Metal edges add strength & style; flip-top lid keeps out dust, dirt & light; pull string makes it easy to retrieve box from a shelf Use with archival-quality file folders from Gaylord Archival (sold separately)