【Privacy Level】: Opaque window films protect your privacy by blocking other people's eyes. Provides 90% privacy. This window film allows natural light to enter. Keep your room in a private state with good light transmission. It is also a clean and modern alternative instead of curtains or blinds. (Not recommended for use in the bathroom) 【Rainbow under light】: Window film itself has no color. But if light passes through it, it will reflect the rainbow effect. As the light changes, the color also changes. It can be applied to any smooth glass. 【No Adhesive】: It can be removed easily without leaving any traces. You can apply and remove it again and again if it is not damaged or stained. 【UV Prevention & Energy Saving】: Eco-friendly window stickers keep your home cooler in summer and warmer in winter. Blocks 96% of UV rays, delays aging and fading of furniture. 【NOTE】: Apply only to smooth glass; peel off the backing film before installation and completely wet your window and window film.