the protective sheet is made of good material because I now have two years and is still usable, one side is slightly rubberized, the other is as soft cloth to dust wipe away the dust can be super gone wipe and there is nothing on the screen depend, at the same time you can use the cloth as a mousepad which also works great, the protective sheet protects after two years still to my Lab Tops screen before buttons Footprints (after two years of absolutely no footprints on the screen), I can only recommend