The card binder can hold up to 400 cards: Include 50 sleeves, each sleeves is double-sided and can hold 8 cards (card not included). 3 metal rings, easy to open to add and remove sleeves. Fit for various cards: fit for card size about 3.4*2.4 inches, Football cards, Baseball cards, Playing cards, credit cards, Yu-Gi-Oh Card Games, Skylanders, WoW, MTG Card Games, Dutch Blitz Card Games, etc. Cute & Unique Design: Both front and back's images are unique designed. Waterproof Surface: Our zipper card binder's surface is made of waterproof smooth PU leather which is soft and comfortable. Protect your valuable cards in perfect condition. Convenient to carry: Easy to take it with grip to school, party and even camping with friends. Sturdy and easy to carry around, Best poke card case gift for kids.