Features: -Made of high-quality PU leather, it is waterproof, unbreakable, durable and can effectively protect your cards. -There are 50 pages in total, double-sided design, 9 pockets on each side, a total of 900 pockets, which can store your precious cards safely and neatly. -With 3 loose-leaf rings, you can increase or decrease the number of internal pages. The attached hand strap design makes it easy to carry around. -The highly transparent design allows you to see every detail and graphics without having to remove the card from your pocket. -Compatible with a variety of cards, playing cards, baseball cards, football cards, game cards, etc. Specification: Colour: black Material: leather Size: 28*34cm .