•Total Blackout technology with magnetic closure blocks out 100% of outside light while enhancing privacy •Energy Efficient design reduces energy lost through your windows by up to 50% •Thermal properties help keep summer heat and winter chill out of your home •Noise reduction by up to 45% helps you get a sounder, more uninterrupted sleep •Built-in grommets fit curtain rods up to 1.5″ in diameter •Set includes two (2) panels, each measuring 40″ wide.