This 100 pack of Negative Pockets from Print File is designed to hold a 4 x 5" negative or transparency and protect against fingerprints and scratches. At the top of the pocket there is a writing panel for notes. The top sheet is made of 3 mil polyethylene, and the bottom sheet is 1.8 mil thick. The back is thinner so that you can perform high-quality scans without removing the negative from the pocket. The negative won't snag because of the strong seams in the pocket. The Pocket has passed PAT (Photographic Activity Test) for archival soundness and contains no PVC.
Polyethylene contains no PVC
Strong seams prevent negative from snagging
Top sheet is 3 mil and bottom sheet is 1.8 mil thick