Acid-Free, archival safe polypropylene pages. No PVC. Elastic band closure. Contains 20 premium double-sided pages. Side-loading, 9-pocket pages. The BCW Card Folio will accommodate 360 cards and features side-loading pockets to prevent the cards from sliding out of place. Our premium, double-sided, archival safe polypropylene pages will not harm the cards stored within and offer an attractive method to protect, store, and display your collectibles.