StarTech.com Monitor Privacy Screen for 21.5" Display - Widescreen Computer Monitor Security Filter - Blue Light Reducing Screen Protector - 21.5in widescreen monitor privacy screen for security outside +/-30 degree viewing angle - Keep data confidential - 2 mount options w/ adhesive strips - Anti-g

3M(tm) Privacy Filter for Dell(tm) OptiPlex 3240 AiO, 5250 AiO, 16:9, PFMDE002 - For 21.5" (546.10 mm) Widescreen LCD Monitor - 16:9 - Scratch Resistant, Fingerprint Resistant, Dust Resistant - Anti-glare

3M(tm) Privacy Filter for Dell(tm) OptiPlex 7440 AiO, 7450 AiO, 16:9, PFMDE003 - For 23.8" (604.52 mm) Widescreen LCD Monitor - 16:9 - Scratch Resistant, Fingerprint Resistant, Dust Resistant - Anti-glare