[Adjustable Breathable Shoulder Straps] The laptop backpack's sturdy padded shoulder straps and back panel allow you to walk steadily and comfortably. A removable chest strap connects its two shoulder straps, and an air mesh ventilated back panel helps minimize back sweating. [Large Capacity Multi-Pocket Backpack] Travel Backpack with Multiple Compartments, The travel bag has a built-in laptop compartment. [With USB Charging Port] USB interface design, very convenient to charge your electronic devices by connecting your own mobile power bank. Multifunctional backpack: hybrid (backpack, duffel, shoulder bag, travel bag). Can be used as an everyday backpack, a professional backpack for laptops, or for daily use on weekends and vacations.<br><br>Colour:F:Black Material:Polyester<br><br>Package Contents: 1 * Travel Bag<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.