12.1" Wide PrivaScreen Blackout Privacy Filter blacks out screen image when viewed from the side to prevent prying eyes from reading your screen; Crystal clear screen image from straight-on view; Easy to attach and remove with new and improved tabs; Protects screen from scratches and fingerprints; TAA compliant;Privacy filter fits widescreen monitors with a diagonal screen measurement of 12.1" (viewable area only) and a 16:10 aspect ratio; Filter dimensions are 10-3/8" W x 6-1/2" H.