Self-adhesive reflective window film blocks the sun, maximizes your clarity and comfort, and reduces glare. Mirror film window privacy screen effectively blocks 99% of UV rays, effectively reducing fading and aging of home decorations. In daylight, the exterior glass presents a mirror effect, providing the desired privacy for the interior. Simply use plenty of soapy water or clean water on smooth, clean glass and wipe off any residue with a damp towel or card. Simple construction, perfect for bedrooms, kitchens, bathrooms offices, balconies, backyard schools, shopping malls, etc. Why do we need the self-adhesive film? Expose windows to the full force of the sun when the sun rises or lying down can cause excessive heat in your living space, which can damage your skin and eyes. Make a room too hot to enjoy.Features heat-blocking window film UV with enhanced clarity, it can keep your home or office cool and comfortable. One way mirror window film effect Reflective window film depends on the 'intensity of light.People outside cannot see people inside during the day due to strong sunlight outside. When the light indoor is stronger than outdoor light at night, people outside can see people inside.Remember to draw a curtain at night. Anti UV< /p> Blocks 99% of UV rays that can slow furniture aging. No Residue: Glue-free static self-adhesive window film, glueless design , no trace harmful chemicals Installation Guide: 1. Clean the glass: Make sure the glass surface is smooth and there is no dust, grease or other contaminants on it 2. Measure the window and cut the film in width and length to a size 1-2cm larger than your window. 3. Locate and slowly remove backing film, spray window or glass with water (soapy water is best). Apply film to window. 4. Use a card or soft cloth to squeeze out the water or bubbles 5. Cut the excess film and dry the surface with a towel Note: If there are small bubbles or pockets of water which cannot be removed with the squeegee, they will disappear from themselves after about 2-3 days.