FENRUIEN Anti Theft Laptop Backpack for Men, Expandable Waterproof Hardshell Backpack with USB Port, Black Business Trav

[ MULTI-POCKET ] : Dimensions: 17.7 x 12.6 x 7.1 ~ 9.5 inches, capacity: 26L ~ 35L. The expandable backpack has lots of pockets for all your varying needs. Separate shock-absorbing padded computer compartment to hold laptops up to 15.6'' ( Laptop pocket size: 15.7 x 11 x 1.2 inches) [ DURABLE & WATERPROOF ] : PC&ABS hard shell at the front to protect your laptop and electronics from accidents and drops. And the shell and oxford material is waterproof, so you don't need to worry about anything inside getting wet while traveling [ TSA FRIENDLY & SAFETY ] : TSA-friendly design can open the computer backpack at 180 degrees, allowing you to quickly pass the security checkpoint. FENRUIEN anti theft backpack with customs lock makes you feel more secure when transporting your precious computer [ COMFORT & CONVENIENCE ] : The ergonomic straps and breathable mesh backing helps to ease pressure on your shoulders and stay comfortable. It is also equipped with an adjustable chest strap for extra stability while you're walking or cycling [ UPGRADE USB INTERFACE ] : You only keep your power bank and a cable in the smart backpack so that you can quickly charge your phone and other devices on the go as well