[Double-sided Availability]The computer screen filter has a bright side and a frosted side, the frosted side can prevent reflections and is suitable for outdoor use in soft light, the bright side has higher clarity and better anti-voyeurism effect | [Privacy Protection] Computer screen filter can effectively block the screen when viewed from the side of more than 30 degrees, the blocking angle can be changed according to the display brightness, the lower the brightness the better the blocking effect, while the frosted surface has the effect of removing oil and fingerprints, do not worry about privacy exposure | [Relieve Eye Fatigue] Screen filter can effectively reduce reflections while with anti-blue light function, reduce radiation damage to the skin and eyes, defending privacy at the same time can also relieve visual fatigue | [Detachable] This computer screen filter is designed with snap, you can remove or replace the front and back side at any time according to your needs, very convenient operation | [Widely Compatible] This product has 3 sizes to choose from, suitable for a large number of existing computer models on the market, if you have any questions during the purchase process please feel free to contact us, we will answer you within 24 hours