Keep your trading card collection secure and organized with the Gamegenic Cards' Lair 400+ BLUE Convertible Box. This versatile storage solution combines style with functionality, featuring a striking blue finish and flexible design that holds 400+ sleeved cards. Transform it from a compact deck box for competitive play into an expanded storage unit for your growing collection. Engineered with reinforced construction and reliable latches, it shields your cards from bending, moisture, and wear. An essential choice for dedicated collectors of Pokémon, Yu-Gi-Oh, and other TCGs.