Acid-Free, archival safe polypropylene pages. No PVC Matte black front and back cover Elastic band closure Contains 20 premium double-sided pages Side-loading, 4-pocket pages Great for sports cards, trading cards, and gaming cards The BCW Pro-Folio will accomodate at least 160 cards and features side-loading pockets to deter the cards from sliding out of place. Our archival safe polypropylene pages will not harm the cards stored within and offer an attractive method to both store and display your collectibles.