PRIVACY PROTECTION: The rainbow-colored window film provides 24-hour privacy protection and blocks unwanted views from outside, so no one can see in. Privacy protection can be up to 95% without loss of natural light, contributing to a comfortable and safe life. ANTI-UV AND HEAT INSULATION: This sun-blocking window film blocks 86% of infrared radiation and 90% of UV radiation. There is no more strong dazzling light, it reduces fading and aging of furniture and also protects our skin. Heat insulation in summer and heat preservation in winter to save energy and reduce high heating and cooling costs. GLUE-FREE STATIC CLING: Super static cling to the window with a glue-free design, protecting your privacy in an environmentally friendly way. Removable without traces or residues and can be applied multiple times, suitable for use in rental housing or apartments. EXTREMELY EASY TO APPLY: Installation was simple. Spray LOTS of soap/water (the more the better) on both the glass surface and the back of the film. Remember to scrape out any air bubbles or water. (Make sure the window surface is completely clean and free of stains, especially the corners, and remove the film's protective film.) ECONOMICAL FOR MULTIPLE SCENARIOS: You don't need to use heavy and expensive curtains or blinds. The frosted glass film is suitable for all FLAT, CLEAN, and SMOOTH glass doors and windows in the bathroom, balcony, living room, bedroom, kitchen, balcony, wardrobe, office, hotel, etc. Note: Double glazing, cut glass, and all types of processed glass are not suitable for this frosted glass film.