Easy to install with backing glue. Peel the liner and the glue is there.Protection of privacy, so enjoy the quiet and comfortable living space.UV REJECTION: Our light blocking window film can filter 99% harmful UV rays, keep you and your beloved ones from direct sunlight, effectively prevent the home furnishing from fading.ECONOMICAL & WIDE APPLICATION OCCASION: No more need heavy and expensive curtains or blinds, our KESPEN vinyl window film can decorate your home space at the lowest cost. You can apply it to your home, kitchen, bedroom, bathroom, business office and any smooth flat glass surface that wants to block UV rays or strong heat.