3M™ Frameless Blackout Privacy Filter for 21.5" Widescreen Monitor, 16:9 Aspect Ratio
Keeps your personal or confidential information safe from prying eyes.
You'll see the information on your display while people on either side only see a darkened screen.
Includes your choice of two easy-to-use attachment methods.
Reversible, matte side reduces glare and reflections.