1.【Avoid prying eyes】The privacy of mirror film depends on the intensity of the light. When it is daytime, when the outside light is stronger than the inside light, good mirror effect from the outside, youcan open our shutters without feeling spied on by our neighbors. In the evening, when the interior light is stronger than the exterior light at night, people outside can see the interior of the house.ATTENTION: Don't forget to draw the curtain at night.2.【Protect from heat and Anti UV】This mirror window film blocks UV and Infrared, heat passes through less, avoiding having hot rooms in summer due to the sun, keeping the house cooler and will allowTo avoid furniture discoloration.3.【Protect from the sun's rays】one-way mirror film also allows for less sunlight, slightly so the room is less bright (be careful of its darkening effect).4.【Easy to Remove】The 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 traces.5.【Easy to install】This anti-glare window film The installation itself is very simple but you must remember to remove the transparent protective film and you must thoroughly water the mirror film and the window then with a squeegee thebubbles recede.(Note: 1. that the bubbles disappear over time. 2. recommends paying close attention to measurements, particularly for the width.)