Business Large 3WAY Extended Business 17 PC Computer USB Charging Water Business School [SUNOGE] Backpack, Men's Backpack, Backpack, Capacity,

[Large capacity 37L/expanded gusset] Size: 48*32*17cm (before expansion: 22L)/48*32*29cm (after expansion: 37L); Expanding the gusset increases the capacity by 68%. With a 3-layer structure, laptops and tablets up to 17 inches can be stored in the special PC pocket, a change of clothes and toiletries for the next night can be stored in the expanded main pocket, B4 and A4 size documents, pens, wallets, etc. can be stored in the main pocket on the front side, and items that need to be taken out quickly can be stored in the front pocket. From everyday commuting to work or school, to business trips and trips for 2-3 nights, it's easy! [Multi-functional, 180° opening/closing, dry and wet separation, anti-theft, USB charging port included] Packed with functions that meet the needs of modern life. ①The main pocket can be opened wide by approximately 180 degrees like a suitcase, so you can easily put it in and take it out. ② Added dry and wet separation pockets to easily separate dry and wet clothes to maintain cleanliness. ③There is a hidden pocket on the back, so you can safely store valuables such as your wallet and smartphone. ④USB charging possible: There is a USB charging port on the side, so you can charge it while carrying it on your back. ⑤ Comes with a special belt that can be attached to a suitcase (relieve your shoulders by using a carrier supporter) ⑥ Comes with a key chain to which you can attach keys, etc. (save you the trouble of looking for your keys) [Excellent breathability and less fatigue] The back and back of the straps are made of highly breathable mesh material on top of cushioning material, reducing the burden on your shoulders and back while providing a comfortable carrying experience without stuffiness. A chest belt is included as standard, effectively distributing the burden on your shoulders and back, and preventing shoulder misalignment. The back part has a structure that allows it to be set up with a suitcase, making it convenient to carry around and can be used for a wide range of purposes such as business trips and travel. It is especially suitable for office workers. An emergency whistle has been added, suitable for emergencies, disaster prevention, outdoor activities, camping, etc. [Water repellent finish] Mainly uses 900D carbon PU coated oxford, which increases water resistance and gives it a subtle glossy appearance.It is resistant to pulling and friction, does not stretch or contract, and gives off a mature appeal. What's more, it's sturdy, well-made, and finished with reliable triple stitching. It won't get damaged even if you put heavy loads on it, and can be used for long periods of time. [3-way specification/excellent ease of use] It has a 3-way specification (backpack, horizontal carry type, vertical carry type), which has the advantage of being able to be used according to the occasion. Equipped with a dry/wet separation pocket, hidden pocket on the back, two front pockets, and an organizer, it is very easy to use and organizes small items neatly.