NBN stands for "No Brand Needed." The Linden 15” Computer Backpack is designed for the everyday grind. Keep your laptop protected with the dedicated 15” laptop compartment. The high quality material of this bag is complimented by a vinyl bag accent, interchangeable zipper pullers and interior printed lining. Keep your phone charged on the go with the side USB port and cable. This backpack also features comfortable mesh backing and two front zippered pocket for storing all your belongings.