The Print File 2X2-20B (25) Slide Pages are specially designed to hold twenty 35mm mounted transparencies. Provided with an I.D. strip for each slide, it helps in cataloging and easy identification of the pages. The pages are made of polypropylene and contain no PVC, which makes it acid free and also devoid of any harmful material like plasticizers, catalysts or solvents. The pages ensure better safety and reliability for long term storage. The PAT passed pages prevents the fading or staining n the real-life storage situations. Best for archive, these slide pages comes in a pack of 25 pages.