Please rest assured that this is an authentic item purchased from the Okokuya online store. The serial number is unknown. The item will be shipped without any accessories, only the main body. There are some areas where the fabric of the zipper is partially torn. The zipper can be opened and closed, but it feels a bit heavy. There is no peeling or stickiness in the inner pockets, but there are some areas with scratches and signs of wear due to deterioration, so please consider this item as used.