3M Privacy Screen Protector for BlackBerry Z10 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 BlackBerry Z10. Privacy in portrait; change device orientation to share. Dry application. Stay-clean edge technology prevents dust and grime from collecting on the edges of screen protector. Protects display from dirt, debris and scratches. Removes easily; leaves no residue.