It is very easy to apply to windows, glass, mirrors, glass cabinets or any smooth surface. Not suitable for dirty or rough surfaces. Electrostatic window films provide privacy, reduce glare and reduce air conditioning costs by deflecting the sun's punishing summer rays. Window film reduces heat loss during winter surveillance and blocks UV rays that cause furniture and decor to fade. Specification: New design, waterproof, high quality. Environmentally friendly. Easy to install with or without glue. Easy to repair and remove. Uses electrostatic technology. Easy to clean. Anti-UV. Protect furniture and carpets from fading. Removable and reusable. Perfect for residential and commercial applications. It provides up to 99% UV protection while allowing light through. Provides significant thermal. Dimensions: 45*100cm Pack 1x window film Install: Clean the window thoroughly with window cleaner and paper towels to remove dust. After removing the protective film, wet the glass and film with clean water or soapy water. Install window glass with electrostatic film.< /p> The smooth side sticks directly to the glass. Use a spatula to remove water and air bubbles. Wipe the film with paper towels. < p>Please note: 1. Due to different computer screen colors, the actual color may be slightly different from the above images. 2. Due to manual measurement, please allow 1-3 cm error.