FILMGOO signature window films were crafted with these values in mind. Nothing is more important than the privacy and security you feel when you're home. we're happy we can play a role in enhancing this feeling. Whether you're renting an apartment on a busy street or looking for a little extra privacy in your house at night, The white frosted window film keeps your home protected from prying eyes even during night without sacrificing natural light. Installation Guide: 1. Cut the pieces of film so they measure about 2-3cm larger than the window panes being covered. 2. Peel off the transparent back side of the film. 3. Generously spray enough water/dish washing liquid mix with water onto the window surface. The water makes it easier to position the film and helps hold it on the window. 4. Apply from top to bottom, for large size window, two people is recommended. 5. Use squeegee to push the bubbles out. We have installation kit for sale. 6. Trim the extra film. Tips: 1.This window film is NOT SAFE FOR DUAL PANE GLASS. 2. Always put the film on the inside of window and only apply it to smooth glass surfaces. 3. Please remember to take caution when handling the film as the slightest fold will create a permanent wrinkle. 4.Be sure the window is dripping wet, if it becomes dry, rewet it completely before applying film. 5. Apply in early morning or late evening when the glass is cooler to avoid bubbles/spots. 6. Newspaper or waste paper is ideal to remove tiny spots on window surface, these spots will create bubbles on your finishing. 7. Generously spray dish washing liquid water onto the exposed adhesive makes the liner separation easier.