FENRUIEN 17 Inch Travel Backpack for Men, Expandable Water Resistant Computer Backpack with USB Port, Black Laptop Bag for Business/College/Work

[ MULTI-COMPARTMENT ] Dimensions: 17.7 x 11.4 x 7.8 - 10.6 inches. It has plenty of room & pockets for anything you need to carry. You can put your power bank, USB cables in different layers. The padded computer compartment fits laptops up to 17" [ CHECKPOINT FRIENDLY ] TSA flat open design lets you unzip this tech backpack 180 degrees so that you can quickly pass the airport security and keep your items tidy. The luggage strap can help you attach the carry on backpack easily to your luggage case [ QUALITY MATERIAL ] This travel laptop backpack is made of oxford fabric and polyester lining with smooth SBS zippers(Zippers are not water resistant), which gives your electronic and precious items provide adequate protection [ ERGONOMIC DESIGN ] Adjustable anti-slip breathable S-shaped mesh shoulder straps with plentiful sponge help relieve the stress from your shoulder. 3D honeycomb breathable back cushion can reduce the sultry feeling of the back [ TYPE-C DESIGN ] FENRUIEN smart backpack has USB-A & Type-C port for easy charging phones or other USB compatible devices, so you needn't to hold the power bank to charge(Power bank is not included)