The North Face Surge Backpack in Mid Grey & Asphalt Grey 。The North Face Surge Backpack, Outdoor Hiking Backpack Book Bag Gray The North Face Surge backpack with a 30-liter capacity. The FlexVent suspension system includes articulated shoulder straps and a padded back panel for comfort. Key features include a dedicated, highly protective laptop compartment, an external fleece-lined pocket for valuables, and two external water bottle pockets. Middle compartment & front compartment with plenty more pockets. Also, an additional three front zip pockets for quick access.