The 9 Pocket Card Sleeves by Affisure are designed to hold up to 7200 trading cards in a sleek and organized manner. Made of durable plastic material, these white sleeves are acid-free to ensure the longevity of your card collection. Compatible with standard-sized trading cards, this high-quality card binder is perfect for any sports memorabilia enthusiast looking for a reliable storage solution. With its compact design and sturdy construction, this product is a must-have for any avid collector.