1~ Blackout Back Tab Curtain Panel, 40″ x 96″ ~ White Total Blackout technology blocks out outside light while enhancing privacy Thermal insulation helps keep summer heat and winter chill out of your home Energy efficient design reduces energy lost through your windows by up to 30% Thermal properties help keep summer heat and winter chill out of your home Hidden back tabs fit curtain rods up to 1. 5″ in diameter Each panel sold separately. Double rod may be needed for layering.