It Means that it can holds up to 720 cards. Fits any standard 3-hole pages or paper. It is refillable/expandable It means that you can arbitrarily increase or reduce the number of internal Pages.
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Elevate your trading card game with the CloverCat 9 Pocket Waterproof Trading Card Binder, a versatile card protector and storage solution that ensures your collections stay safe and organized. Your ultimate card protector and storage solution. Engineered with precision, this waterproof binder features double suture stitching and waterproof sleeves, ensuring top-tier protection for your cherished cards.
CLOVERCAT 9 Pocket Waterproof Sports Trading Card Binder, 40 Pages Card Sleeves Holder with Up to 720 Cards, Portable Storage Case with 3 Rings Design