【Privacy Level】: Blackout window films protect your privacy by blocking the eyes of others. Provides 90% privacy. This window film lets in natural light. Keep your room in a private state with good light transmission. It's also a clean, modern alternative to curtains or blinds. (not recommended for use in the bathroom) & nbsp; 【Rainbow under the light】: Window film itself has no color. But if the light passes through it, it will reflect the rainbow effect, as the light changes, the color also changes. It can be applied for any what a smooth glass. 【No Adhesive】: It can be removed easily without leaving any traces. You can apply and remove it over and over again if it isn't damaged or stained. 【UV prevention and energy saving】: Eco-friendly window stickers keep your house cool in summer and warm in winter. Blocks 96% of UV rays, delays aging and discoloration of furniture. & nbsp; 【NOTE】: Apply only to smooth glass; Peel off the backing film before installation and fully wet your