Pina Zangaro Polyprop Refills 19x13 10pk
These welded polypropylene sheet protectors have become the industry standard for high quality archival preservation and presentation of artwork and documents. The weld parallel to the binding edge acts as a hinge allowing the sheets to lie perfectly flat. They feature superior scratch resistance, a non-stick finish, and a thick liner sheet of 10 pt. black lignin-free paper. Archival quality heavy-duty .0045 polypropylene.