Case Logic Basic Nylon Notebook case 15.4", Briefcase, 15.4", 3.88 lbs (1.76 kg) Case Logic Basic Nylon Notebook case 15.4". Case type: Briefcase, Maximum screen size: 15.4". Weight: 3.88 lbs (1.76 kg) The Case Logic VNC15 is a laptop bag designed for computers with screens measuring up to 15. Otherwise, it is identical to the VNC17, which weve tested.To read about the strengths and weaknesses of both bags, look at our test of the VNC17. ...