FoldLock Sleeves, Polyester, 3 5/8 x 5 1/2 format

Details

These sleeves are made of ultra-clear, tear-resistant Archival Grade Polyester - the clearest, strongest material in the market today! Archival Grade Polyester is also resistant to most chemicals, moisture and abrasion, and is approved by the Library of Congress. They're easy to use, convenient - and guarantee powerful archival protection. The one-piece, 3mil construction features a self-locking top that secures material within the sleeve. Use Film/Print Marking Pen (sold separately) to mark sleeves.Holds postcards and 3R prints. 3 5/8" x 5 1/2" format.