As usual, OtterBox Defender series of screen protection film, has a built-in altar poly ester framework, as well as the damping rubber, for mobile phone brings scratch proof,otterbox for samsung galaxy s3 dustproof and anti drop performance. Of course, the touch screen and Touch ID iPhone on the 5S (fingerprint reader) are not affected by this, can use.In my 2nd week I was getting ready for work and picked up my phone only to notice a scratch on the screen cover a little over an inch long. My 4-year old son got ahold of the phone apparently and one of his toys scratched the cover of the case otterbox for galaxy s4  - but not the phone! Phew. I promptly contacted Otterbox and after a quick pic and an email, my new case is on the way completely free of charge.