Material: PU artificial leather, waterproof. Leather upper material, with high quality metal hardware, provides high quality elegant appearance and durable use.Internal structure: zipper pocket, large capacity main pocket.External structure: 2 front zip pockets, 2 side pockets. Back zipper closure, effective anti-theft design.Capacity: You can put iPad, portable textbook, clothes, wallet, mobile phone in the bag. (Please note: the backpack is not suitable for laptops)Style: Practical backpack, can be used as handbag, single handbag, double handbag, fashionable and multi-choice. It's perfect for dating, excursions, yoga, shopping, fitness, school or other indoor and outdoor activities.