* Durable polyester with water-proof function, easy to clean.
* Our laptop backpack has a built in USB charger port outside and built in charging cable inside, offering you a more convenient way to charge your phone while walking. (Note: this computer backpack cannot power itself ,but its USB charging port only offers an easy access to charge)
* Dimension: Length: 30cm, Width: 18cm, Height: 45cm,weight :0.6Kg.
* Exterior: 1 main zipped compartment,1 front zipped pocket,and 2 side pockets
* Interior: full lined,2 side pockets ,2 open wall pockets, and the interior laptop sleeve