3M Executive Anti-Glare Filter for 17"-18" Desktop Monitor (5:4) (EF180C4F) 3M EF200XLB Black Framed Anti-Glare Filter fits 17" - 18" diagonally measured CRT and LCD standard monitors 3M Executive Computer Filters offer excellent glare reduction for more comfortable viewing. Made in the USA with globally sourced materials Light tint glass provides sharper text and more accurate color representation One of the few models with two-sided anti-reflective coating Helps protect valuable monitors from scratches and fingerprints. 1 year limited warranty. This is an Anti glare computer filter and not a privacy filter Unique, two-sided anti-glare coating reduces glare by up to 99% Light tint glass provides sharper text and more accurate color representation. Available in flat frame design. High Quality  Proudly made in the U.S.A. Lifetime warranty