Eclipse Microfiber 42-Inch by 95-Inch Blackout Window Panel, Navy 100% Polyester Imported Patented Thermaback Technology, single panel Blocks 99% of light, 40% of noise, and helps reduce home heating and cooling costs Independent Laboratory-tested to reduce unwanted noise and light for a better nights sleep Use two window panels on a standard or decorative rod for optimal coverage; rods sold separately 100% Polyester; machine wash, tumble dry, do not bleach; imported