Paste steps: 1. Clean the windows 2. Tear off the PET protective film on the film 3. Spray a lot of water on the windows 4. Spray a lot of water on the side that removes the protective film 5. Paste the spray side on the window 6. Use a scraper to scrape off excess water 7. Use a cutter to cut off the excess along the edge of the window[NON-ADHESIVE & REMOVABLE WINDOW FILM PRIVACY] Glue Free Design Cuts down Chemical Release Drastically, no annoying glue design free you from harmful chemicals, there is no residue after tearing off.There is a layer of PET protective film on the window film, you need to tear off the protective film before sticking! ! ! [REUSABLE STATIC CLING 3D WINDOW FILM] This window film is no-glue, easy to position and remove without any residue or any harmful substances release. So it can be reused if not damaged or smudged. [UV BLOCKING&HEAT CONTROL WINDOW STICKER] solar control properties to reduce heat, glare and block out 96% harmful uv rays, and Cuts Solar Energy [TRANSLUCENT GLASS FILM] The window film provides ★★★★ privacy during 24 Hours without affecting the entry of natural light. [WINDOW FILM PRIVACY EASY APPLICATION] only need some soapy water (clear water) to apply it,only use on clean and smooth glass.