Thermal Anti-UV Insulation: Our mirror window film also reflects 90% heat and 99% UV. By reflecting most solar radiation, the solar film provides a comfortable temperature for your rooms Environmental protection materials: Our window film is made by PET material, this material is suitable for many smooth surfaces, such as window, plastic metal surface, etc. Safer: Reinforced glass resistance, explosion-proof, waterproof, easy to remove without any residue. If the glass breaks accidentally, you can prevent the glass fragments from harming people. Daytime privacy: The one-way window layer provides great privacy during the day, and the outer panes show the mirror effect. Privacy 95% designed to let you enjoy your life to the full and safely. It is ideal for privacy environments such as office, bedroom and bathroom One-way perspectiov, effective insulation Blocks 99% of UV rays and can slow the aging of furniture, prevents glare and keeps your eyes protected from the sun In summer, the outside heat is blocked by the window film while the Indoor cold air is reserved. In winter, outdoor cold air is blocked while indoor warm air is reserved. Installation method 1: Thoroughly clean and wet glass 2:Measure and cut film 3:Remove plastic liner 4:Spray soapy water on film5:Spray soapy water on window6: Put the film on the window7:Spray soapy water again on the film8:Scrape off air bubbles and blemishes9:Cut the extra film on the edge of the window frame