"ã??Anti-theft Hidden Laptop Zoneã?? Separating type laptop compartment design hidden in the back of the backpack provides easy access to the laptop directly without showing your personal items in public; Zipper can be locked to D shape ring to keep laptop privacy. (Lock not included) ã??Detachable USB Cableã?? External USB charger port with charging cable is convenient to charge smartphone/tablet/other devices. Better for cleaning backpack, won't get USB rotted, replacing the cable by removing the built-in cable. (Power bank not included) ã??Comfortable back support systemã??Ergonomic design of S-shape padded shoulder straps and padding back design, made from high elastic and breathable sponge and fabric, equipped with ring type adjustable hasp, adjust the strap length freely, reduce the burden of weight, protect the back and shoulder effectively, more comfortable for your life. ã??Super Organizer Commuter Packã?? The thoughtfully designed with 17 slots offers you a fantastic experience. Say goodbye to dig around in a bag, Every gadget will be organized. Size: 17.7 x 11 x 5.1"" ã??Quality Materialã?? Tear-resistant water-resistant oxford for unexpected rain, wipe in 5 minutes, no mark left. High elasticity sponge padded shoulder straps and back offers extra back support and comfort. The anti-puncture 4 tooth zipper of the main compartment provides double anti-theft protection with lockable zipper provides super travel safety to you." "Product origin : China Key Specifications/Special Features : Place of Origin China Port Of Loading Xiamen Port Payment Term TT,LC,Western Union Delivery Time 30-45 days Minimum Order Size and Packgaing details : 50PCS 1pc/bag, 24pcs/ctn"