Quite well, actually. Earlier this year, to be a bit more safe, I applied a display protection foil after the phone had come back from a screen replacement. Next thing I did was trying to swipe some dirt from the display, which resulted in swiping the phone from the table, as the screen protector was much more sticky than the screen alone—making the next display replacement necessary...
Then I thought, why not put something like that foil on the back of the phone instead of the front? I experimented with commercially available back cover protector foils for some other phones, but they did