Avoid prying eyesThis anti-eye window film when it's daytime, very clear vision from inside, good mirror effect from outside, curious people no longer have access to your privacy. WARNING: in the evening its function is reversed, it is dark outside and if the light is on, the mirror effect is inside while outside you become visible again to passers-by. So you have to plan the curtains. Protect from heat and Anti UVThis mirror window film allows a Blocks 99% of UV and 85% of Infrared, heat passes through less, avoiding having hot rooms in the summer because of the sun, keep the house cooler and will prevent Furniture fading. Protect from sunlightOne-way mirror film also helps to have less sunlight, slightly for the bedroom is less bright (So beware of its darkening effect). In summer, comfortable light allows you to work better and watch movies. Easy to removeThe one-way film is made of high quality materials and is mounted more securely to prevent splashing if the glass breaks. Easy to remove, no residual marks. Easy to installThis privacy window film The installation itself is very simple but you have to remember to remove the transparent protective film and that you have to thoroughly water the mirror film and the window then with a squeegee the bubbles are removed. (Note: 1.the bubbles go away over time. 2.recommend to be careful measurements especially for the width.)