Manufactured from extra heavy-duty envelope Kraft, Wolf™ film filing envelope feature printed identification spaces at the upper left and right corners. They're tough to withstand use and prevent X-ray curling and yet flexible for a typewriter.
15113 Film Filing Envelope, 12 in W, 10 in H, Kraft, Gold ; Wolf XRay ; Wolf ; 15113 ; Medication Envelopes ; 15113