BANGE Travel Backpack,Flight Approved Carry On Backpack for Travel Bag, Water Resistant Durable 17-inch Laptop Backpacks,Large Business Weekender Luggage Backpack for Men women (blackL(with3cubes))

【TRAVEL BACKPACK WITH THREE CUBES】: BANGE backpack has large capacity with three cubes, and you’ll classify your different items in the cubes.
【26-45L EXPANDABLE DESIGN】: Before extended is 26L, dimensions are 20.4×13.3×6.6inch; after extended is 45L, dimensions are 20.4×13.3×10.6inch. It is perfect for 5-7days daily commute.
【LARGE CAPACITY CARRY ON BACKPACK】: BANGE mens backpack has many compartments and pockets. The main pocket can hold your commute goods,fit 5-8pcs clothes. The wet and dry separation pockets can hold your washing items and keep other items dry always. Front compartment can also hold magazines,Ipad and power bank which can charge your phone.
【WEEKENDER BACKPACK WITH USB CHARGING】: BANGE backpack commute ensure a safe long-lasting usage everyday or weekend, this can be a great companion for business travel, hiking, commute, camping and other outdoor activities. It is convenient to charge your phone from outside because of there is a USB charging port, and you only wish to place a power bank in the backpack.
【WATERPROOF & ANTI-THEFT DESIGN】: 1. Backpack back zipper pocket protects your precious articles, such as phone, passport, wallet from potential theft when traveling or lining up; 2 Waterproof PVC material, internal waterproof pouch to offer protection to your goods from water.3.Ergonomic airflow back design with thick but soft multi-panel ventilated padding for added give a boost to and comfort, decreasing the pressure of shoulder and neck; 4.Shoulder straps with adjustable anti-slip chest belt and quick release