This Official OEM Nintendo Gamecube Memory Card 59 Blocks (DOL-008) is a gray external attachment specifically designed for the Nintendo GameCube and Wii consoles. With a storage capacity of 59 blocks, this memory card is compatible with the GameCube/Wii console and is an essential accessory for storing game data and expanding storage capacity. Trust the quality and reliability of the Nintendo brand to provide a seamless gaming experience.