About this item【Total Blackout 】The blackout blind is made of 210D polyester and blocks 100% of the sun's rays and UV rays. The back side is equipped with a silver coating that blocks sunlight, reflects heat and regulates room temperature, creating a comfortable atmosphere for a dark night's sleep and improving your quality of sleep. It also turns day into night for a better night's sleep.【Easy to Use】The blackout curtain comes with 45 pcs self adhesive tapes for faster and stronger adhesion of the curtain to the window. It is also easy to peel off and does not leave any stains on the windows. No holes need to be punched and it is also stronger.【Cut to Size】The large 145x300cm/57x118 inches temporary blackout blind can be cut to.