Blackout Material: The Blackout Windows blinds are made of premium-coated waterproof polyester cloth Specialized Blackout material for Windows. It has a Thermal Insulation Coating Design with thermal insulation coating on the inside Blocking 100% light and the coating on the back can reflect UV rays and heat, to achieve the function of Blackout, UV protection,Privacy, and heat insulation, to improve the quality of sleep, and make easier to get into a deep sleep.
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