3M Executive (EF200XXLB) for 19-21 in.

3M Expressions Computer Filters provide protection and accurate color representation for those with an eye for style. Standard tint glass for enhanced contrast and accurate color representation - excellent for viewing color graphics; Reduced static charge and dust buildup when properly grounded; Designer black satin flat frame matches dark-colored monitors; Significantly reduces screen glare to help prevent eyestrain and headaches related to computer monitor use; Fits both LCD and CRT monitors; Protects fragile LCD monitors from scratches and fingerprints.