Eclipse  Thermaliner Blackout Panel Pair, 54-Inch by 92-Inch, White Easy attaches to your existing curtain panel with drapery hooks included Blocks light for a better night's sleep, at home movie viewing and daytime sleeping Reduces unwanted noise and helps to save on home heating and cooling costs 100% Polyester; machine wash, tumble dry, do not bleach; imported Each Thermaliner panel measures 27 wide to fit panels up to 54 wide.