Full decks, dice, tokens or 320 double-sleeved cards: there is a lot that the Fourtress can hold and protect! This sturdy box is available in 5 different semi-transparent colors, allowing its contents to be easily identified. The integrated lock keeps it safely closed, while two inner walls can be removed to create bigger compartments. The boxes are stackable, so they are both perfect travel companions and a great storage solution at home. 4 compartments to hold up to 320 double-sleeved cards* Rigid, stackable box with secure locking mechanism Secure locking mechanism Box resists breakage even when falling down Boxes are stackable Acid-free, no PVC * Optimized for Gamegenic Sleeves. Sleeves from other brands may affect capacity/compatibility