Thank you for viewing. This is a 3.5-inch magneto-optical (MO) disk, 230MB, from Hitachi Maxell, Ltd. It's a very old product, but it's new, unused, and unopened. Since this capacity and specification are no longer in production, it's recommended for those looking for data recovery or retro PC-related purposes. 【Specifications】 ・3.5-inch MO disk ・Capacity: 230MB ・Manufacturer: Hitachi Maxell, Ltd. 【Condition】 Although it is new and unused, the case (box) has scratches due to its age. (See photo ③) Please understand that this is a long-term storage item. Instant purchase is welcome.