5 x 7" Postcard 'Folder' Sleeves.
Also use for Photos & Prints.
7-1/4 x 5-3/8".
4 mil POLYESTER (Mylar).
Sealed on one long edge.
Indefinite Storage .**NEW**

5 x 7" Postcard/ Photo  'Folder' Sleeve
4 mil ARCHIVAL POLYESTER
7-1/4 x 5-3/8"
Sealed on one long edge.

Made from crystal-clear archival Polyester (Mylar), approved by the Library of Congress for INDEFINITE STORAGE. Their rigidity (4 mil) and one-fold construction allows for quick/safe insertion and removal of photos/prints/postcards.