Of course, the films also work the other way around and protect the sensitive screen from scratches from keys, rings or dangerous hard, artificial fingernails.
The application of the films on the smartphone is certainly one of the major challenges of our modern world, which is not situated on the strikingly difficult handling of these specific cases, but on the nature of the thing itself - self-adhesive films are probably the Sisyphusstein modern times. With a bit of flair and the use of a drop of water the mumbi screen protectors are good but to install and fit exactly. Is that only made once, then they do their job without problems - after a year I still have the first slide in use.
Although the use of smart phones now requires a little more emphasis, but you get used to it very quickly. And the protection of the display I want to give more under any circumstances ...