SEI-The Preservation Series Album. The Preservation Series Albums are basic heavy chipboard covered albums that are perfect for those who enjoy designing and decorating their own albums as well as the pages within. This strap-hinged album is fully expandable up 100 pages: fifty page protectors (ten included only). This package contains one 6x6in album and ten lay-flat top-loading page protectors with heavy white cardstock inserts. Imported.