3M™ Privacy Filter for 34in Monitor, 21:9, PF340W2B

3M™ Privacy Filters provide world-class "black out" privacy from side views outside the 60-degree viewing angle, while creating an excellent viewing experience from straight on views. Reversible between a glossy side and a glare-reducing matte side that helps reduce reflections and hide fingerprints, so you can enjoy pristine image clarity.