The purpose of this film is to create ultimate privacy, and basically, it's like just covering up the windows with blinds forever. It provides two-way privacy, you can't see through the window both inside and outside once applied it. This total blackout window film turns day into night and helps your family stay asleep longer. Perfect for nightshift workers, college students, tired parents, and anyone who needs a dark room to ensure the best sleep quality during the day. Also useful for BABY's room and Nursery to darken for daytime naps. You can also use this black window covering on RVs, campers boats, home theaters, and anywhere to block out the light.
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