Features:-Made of waterproof PU leather, which has good impact resistance, dust resistance, soft touch and effectively protects your cards from fading. -The loose leaf ring design makes it expandable, you can add or remove as many inner pages as you like-There are 4 pockets per page to store cards on both sides, and there are 50 pages total that can hold up to 400 cards.-The inner pages are highly transparent, making it easy to find and display cards.-Zipper opening and closing design can protect the card from falling out easily, and comes with a portable rope for easy portability.-Compatible with all standard size cards, such as football cards, baseball cards, playing cards, magic cards, trading cards, bank cards, small photos, etc. Sp.