This ALKOO card storage box is massive - it holds over 2200 cards, which is perfect for serious collectors! The interior is specially designed to protect your card corners from damage, which is a common problem with cheaper storage solutions. It's compatible with all the popular card games: Magic The Gathering (including UltraPro sleeved cards), Cards Against Humanity (red, blue and green boxes), Yugioh, sports cards, and pretty much any other trading cards you collect. The case itself is water-resistant, dust-resistant, and drop-resistant, so your valuable cards stay safe and organized. The material quality is really solid - it can handle rough treatment from kids while still protecting your collection. It doesn't come with any cards, just the empty storage case ready for you to fill with your collection. Whether you're organizing your MTG decks, keeping your CAH sets together for game nights, or protecting valuable sports cards, this box has the capacity and protection you need. It's one of those organizational tools that just makes enjoying your hobby so much easier!