Pina Zangaro - Polyester 3-Hole Sheet Protectors - 11x8.5 - Pina Zangaros folded Polyester Sheet Protectors are ideal for multi-ring portfolios and 3-ring binders, all formats are top and bottom loading. These sheet protectors feature the superior clarity of polyester and a thick, black liner sheet, making them the highest quality polyester sheet protectors on the market today.

Made of archival grade DuPont polyester (polyethylene terephthalate), these sheets have high transparency and tensile strength, are non-yellowing at ambient temperatures, are chemically and dimensionally stable and are resistant to most chemicals, moisture and abrasion. A non-stick finish prevents adhesion to your artwork. Approved by the Library of Congress for archival storage. Lined with 10 pt. black acid-free and lignin-free paper. Both plastic and paper pass the Photographic Activity Test (PAT) and meet all ANSI requirements for archival storage.

10 Sheets per Pack

The 11x8.5 Polyester Sheet Protectors will work for any Pina Zangaro 11x8.5 3-Ring Binder, as well as those made by other major manufacturers.

Please note: Polyester sheets have hole-spacing which allows them to fit into screwpost books, but this is not recommended since the pages would not lie flat.