• LAPTOP WITH STYLISH DESIGN: Size : 18.5 Inch(h) *11.8 inch(l) * 3.5 inches(w) expandable size 18.5 Inch(h) *11.8 inch(l) *6 inches(w)，weight: 3.2 ibs, it can be compatible for 17.3 inch laptop. BANGE hard shell backpack has the most popular design, which is perfect for office work, travelling, commuter, etc.
• TSA LOCK MENS BACKPACK : TSA accepted luggage lock and flat open design allow you to navigate quickly through the airport security. TSA customs lock can protect your valuable items from thieves
• HARD SHELL BACKPACK: With PC and ABS material, it's waterproof and can protect your items from raining
• TRAVEL BACKPACK WITH USB CHARGING PORT:BANGE USB backpack has an external USB charging port and an internal charging cable, which provides a more convenient way for you to charge your phone while walking or business travelling
• 180 DEGREE OPENING SUITCASE BACKPACK:BANGE hard shell backpack is a suitcase backpack, you can open it as 180 degree to put your items and take it hold the backpack upright on the luggage's pull rod for easy traveling