Oshi Support Fluffy Card Case with Arms and Legs Black Cat Design Trading Card Case Card Case Keychain Faux Fur Material Size: Approximately 12.5cm (length, longest part) x 9cm (width) Card storage size: 63mm (width) x 88mm (length) I think it's cute for oshi activities. You can put photos, cards, and Cheki in it. The back has a flap on the card insertion area, so you don't have to worry about the contents falling out. Since it's not fragile, it will be shipped with only waterproof packaging.