3M Privacy Screen Protector for Samsung Galaxy S III Portrait Use your mobile device in public without revealing confidential information to people on either side You'll see the information on your display while people on either side only see a darkened screen Custom fit to your Samsung Galaxy S III Privacy in portrait; change device orientation to share Dry application Matte surface reduces screen glare Stay-clean edge technology prevents dust and grime from collecting on the edges of screen protector Protects display from dirt, debris and scratches