Itoya Profolio Advantage Art Presentation Book 5"x7" For Art, Photography, Document, and Archival Storage -- 24 PolyGlass Pages for 48 Inserts Fresh contemporary look, stylish portfolio for students, archivists, architects, artists, designers, and creative professionals Acid-free art, document, archival, and photography storage binder and portfolio, perfect for any sensitive or creative materials in a well-protected andsafe environment Acid-free and archival safe storage and presentation binder, great for portfolio reviews, student presentations, work demonstrations, and all other professional display and storage needs Made of durable black polypropylene with crystal-clear PolyGlass pocket sheets from the Profolio Professional Books, made in Japan Multi fold spine lies flat, each page comes with an archival black insert that can be used as a background border, 24 PolyGlass sheets for 48 inserts