New Three Piece Backpack USB Charging Business Computer Bag Men's Multi Functional Student Large Capacity Book Bag Features: Multifunctional daily bag: The design of this bag can be worn as a chest bag or converted into a shoulder bag, suitable for various . It is known for its versatility, providing a comfortable carrying experience whether navigating busy streets or exploring outdoors. Specially suitable for sports enthusiasts, such as cycling enthusiasts, runners, and hikers who crave contact with nature. In addition, it is also suitable for carrying essential items during daily commuting, school, and leisure vacations. This chest bag is not loved by users for its practicality, but also for its elegant appearance design, suitable for people of all ages - from teenagers to the elderly, regardless of gender, can enjoy the convenience and comfort it brings. materials: This shoulder bag is made of polyester fiber material, which is not but also has good performance. In terms of design, it cleverly combines practicality and fashion, allowing you to easily carry your while ensuring that these items remain dry in various weather conditions, avoiding erosion by rain and sweat. Humanized design: This backpack is exquisitely designed and equipped with multiple compartments, making it easy to accommodate various items. The front zipper opening is convenient and practical, allowing you to quickly and conveniently access what you need. In addition, the zippered pocket on the back is cleverly hidden, specifically designed to store important documents, valuable items, or private information, ensuring the security of your information and loss or theft. Elastic straps shoulder straps: The three-dimensional honeycomb back cushion ventilation structure ensures free circulation on the back, effectively maintaining dryness and comfort on the back. This innovative design greatly reduces the sense of pressure when carrying for a long time, allowing you to travel easily and happily even in hot summer days. Whether it's going to school or traveling, there's no need to worry about feeling uncomfortable due to excessive sweat. Enjoy a refreshing journey and make high-capacity This backpack is well-designed and features a spacious main compartment that can easily accommodate a large number of items. At the same time, it is equipped with multiple independent combination pockets, each with its specific purpose, helping you sort and place items for quick retrieval. Whether it's books, stationery, or other items, you can find a suitable location to ensure that your learning and daily use experience is both convenient and orderly. Product Description: Including: 1x large bag+1x medium bag+1x small bag