This is a Samsonite backpack. It's very functional, as it can be separated with a zipper for 2-way use. - Excellent storage capacity and ease of use - Equipped with a dedicated PC storage space. - Numerous pockets for easy organization and storage. - Side pockets on both sides. - Suitable capacity for daily use and short business trips. The small pouch in the 8th photo is sized to fit in the red inner pocket in the 6th photo. The 10th photo shows the backpack after separation. Overall size: Approximately H45 W33 D20cm When separated, the backpack is approximately H45 W33 D13cm These are approximate measurements, as it's difficult to measure precisely, excluding the handle and only measuring the main body. Although it's new, it's listed as "like new" because it has been stored at home for a long time. Please understand this before purchasing. It will be shipped in recycled packaging materials.