What is this?This thermal window film is designed to block most of the sun's rays by reflecting them out of the window, which can save expensive energy costs for hot summers and year-round coverage. (But house window film cannot completely replace air conditioning). It has a scratch-resistant layer on the surface, is resistant to friction, will not fade or bubble, is easy to remove, and is economical and practical.What will I get?Size: 45x200cm/17.7x78.7-inch (W*L)Color: Black FrostedMaterial: PVCIn the package of: 1 Roll x Window Cling Privacy FilmAre there any advantages of the product?Our window blackout film is perfect for shift workers, nurseries, and anyone who likes to have a good night's sleep, it can protect your skin from harmful sunlight, and reduce furniture fading.