Notebook Laptop Bag 1.Material:Polyester 2. Size:17.5"x15 ... "Notebook Briefcase Case Messenger 15.6 Laptop Bag Black" Item number:MGMX-27024Material:PolyesterFit Laptop's size:Up to 15.6" ... standard or other standard as client request 3.About material Nylon, 1680D, 840D,600D, 420D, Microfiber, Sateen, Canvas, leather , PVC, ... further requirement. Notebook Briefcase Case Messenger 15.6 Laptop Bag Black