I've come over the years, some mobile phones with screen protector. In my Lumia 820 I have now renewed the film after exactly two years. Not because it was necessary, but because I've yet which, hi. The above mentioned film for the Lumia 730 lies be applied perfectly well again. However, the multiple-to-find reference to the curved screen and therefore smaller size of the foil must be taken seriously. On the shelf there is nothing to complain about after a month (see above)