【Privacy Level】: Opaque window films protect your privacy by blocking others' eyes. Provides 75% privacy. This window film lets natural light in. 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 the light】The window film itself has no color. But if light passes through it, it will reflect the rainbow effect. When the light changes, the color also changes. It can be applied for any smooth glass. 【No adhesive】: It is easily removed without leaving any residue. You can apply and remove it again and again if it is not damaged or stained. 【UV prevention and energy saving】Environmentally friendly window stickers keep your home cool in summer and warm in winter. Blocks 96% of UV rays, delays furniture aging and fading. 【NOTICED】Apply to smooth glass only; peel off the backing film before installation and wet your window and window film completely.