Item Type: Glass Insulation Film Product Material: PET Weight: Approx. 283g / 10.0oz Product Size: Approx. 50x500cm / 1.6x16.4ft Package List 1 x Glass Sticker 1 x Scraper 1 x Tool Knife 1Window Privacy Film: One way window privacy film, you can't see inside. When the light inside is weaker than the light outside during the day, the outside looks like a mirror. 2PET Material: The one way window film is made of PET material, which is sun proof and insulated, and will not fall off after long term use. 3Self Adhesive Design: The self adhesive sun blocking window film does not require the use of glue and are easy to operate. 4Protect Privacy: One way window privacy film can block out windows, protect privacy while also enhancing home aesthetics. 5Easy to Clean: One way window privacy film is washable, easy to use and maintain, providing you great using experience.