... appreciated so much. 1.The details of " 15.4" Laptop Computer Messenger Bag " Item number:MGMX-27011Material:CanvasFit Laptop's size:Up to ... or other standard as client request 3.About material Nylon, 1680D, 840D,600D, 420D, Microfiber, Sateen, Canvas, leather , PVC, PU etc ... the right option for your bags. 4.About lining 210D Polyester, 190T, 170T, cotton, TC , Non-woven ,EPE foam, EVA, Sponge ...