StarCityGames X4 Binder - Black You play your best cards X4. Store them that way! Side-loading pockets keep cards secure in rows of 4 with room for up to 480 cards in sleeves. Pages made of archival-safe, acid-free non-PVC plastic. Cushioned cover for comfortable browsing and features StarCityGames X4 logo. Elastic strap to keep binder closed.