Magnetic Laptop Privacy Screen For 13.3" Widescreen Laptops; 16:9 Aspect RatioBlue light reduction filters out harmful rays by up to 22%, easing eye strain and reducing the chances of interrupting sleep patterns and low reflective coating reduces glare for improved clarity.With reversible viewing options, one side has a matte finish to maximize glare reduction and reduce traces of fingerprints while the other side is glossy and provides a clearer view of the monitor.The MagPro Laptop Privacy Screen with Magnetic Strip is TAA-compliant, supporting federal government purchasing protocols.