Business Large Extended Can Hold Inch 3WAY PC USB Charging Port Black [FENRUIEN] Backpack, Men's Backpack, Capacity, Gusset, 17.3 PC, Shockproof,

[Ultra large capacity business backpack] Before expansion: 46*32*18 cm 27 L (commuting size)/After expansion: 46*32*27 cm 40 L (business trip, travel size). You can take this backpack on the plane as a personal package. Compatible with laptops up to 17.3 inches, it can hold plenty of A4 size documents and 3 to 5 days worth of clothing. [Expandable Design] 27L before expansion, 40L after expansion. Zippers and buckles can be expanded as needed. A handle is set on the top and one side. It can be used as a suitcase or a backpack. There is a special belt on the back that allows you to carry the rucksack on your luggage. 【USB Fast Charging】This business backpack is set with a USB charging port, which allows you to connect the power bank to your mobile phone for fast charging. 2cm back cushion and ergonomic design make the backpack comfortable to use. The compartments of the travel backpack can be opened 180°, making it easy to carry your clothes. [Waterproof & Anti-Theft] This backpack used 900D Oxford fabric to make it more durable and waterproof. It can be used even on rainy days. A dry/wet separation pocket has also been added to easily separate wet and dry clothes. The hidden anti-theft pocket is suitable for storing valuables and protects your belongings from theft. [3WAY] The men's backpack has a 3-way specification (business backpack, horizontal handbag, vertical handbag type), and can be used in a variety of situations such as the gym, business negotiations, work, studying abroad, job hunting, etc.