3M Black Privacy Screen Protectors for smartphones deliver world-class effective "black out" privacy from side views outside the 60-degree viewing angle. Get effective privacy in portrait mode and change the device orientation for sharable viewing. Custom-cut, enjoy incredible image clarity and a glossy finish. Plus, it gives screens an added layer of durable protection from dust and scratches.- Microlouver technology delivers world-class effective "black out" privacy from side views outside the 60-degree viewing angle- Ultra-thin and ultra-responsive to the touch, provides consistent touch responsiveness- Effective privacy in portrait mode; change device orientation for shareable screen viewing- Reduces 35% of blue light transmission from the display- Incredible image clarity and glossy finish- Gives screens an added layer of durable protection from dust and scratches- Thin and touch-sensitive- Residue-free adhesive-backed screen protector attaches easily and removes cleanly- 100% hand inspected for quality assurance