The tape is on the body of the bag. Polypropylene is a crystal-clear, high sheen, crisp material. We use bi-oriented polypro which means that when the material is made, it is stretched in both directions so that in time it will not "pucker". Excellent contact clarity. Use for Long-term storage.
7-7/8 x 10-3/8" 1.5 mil Polypro.
Pre-1950 comics."/>