Hanging Acrylic Privacy Filter W/ Microlouver Technology; Effortless To Hang/Remove - Privacy Screen Protector Obscures The Display Of A 24-Inch 16:10 Desktop Monitor To Protect Sensitive Data - Provides Clear Viewing Angle Of 60 (+/-30 From Center); Computer Security Shield With High-Gloss Finish/Scratch Protection Coating - Dimensions 21.3X13.4In - Monitor Screen Protector Blocks Blue Light/65% Light Transmittance - Security Screen Includes Adhesive Bumpers For Secure Hanging.