Maximize travel efficiency with the Mosiso 40L Carry On Backpack. This Tsa-approved flight bag fits effortlessly under airline seats and in overhead bins, eliminating checked luggage delays. Safely carry your 17.3-inch laptop in the dedicated, 180-degree lay-flat compartment featuring padded protection. Enjoy convenient Usb charging (requires your power bank) via the external port and internal cable. The large 40L capacity includes multiple organized compartments: a main storage area, front pockets, and a secure back anti-theft pocket. Travel smarter with the built-in luggage trolley strap for easy transport and ergonomic top/side handles. Ideal for business trips, daily commutes, or extended travel.