Please rest assured that this is an authentic product purchased from the Okokuya online store. The serial number is unknown. The item will be shipped as the main body only, without any accessories. The strap is a detachable aftermarket product. There are some areas with signs of use, such as partial scratches and deterioration. There are no issues with the zipper, peeling, or stickiness in the inner pockets, but please consider the condition before purchasing.