Polyester Imported Ready Made: 2 panels blackout curtains per package. Each Classic Lined Blackout Curtain measures 52" wide x 84" long (Total width is 104"). The unique design of the silver grommet (1.6 inch inner diameter) creates casual elegance for your house, which makes the curtains easy to install and slide. Blackout Effect: The real blackout curtains on the market. Sew in black liner backing makes the drapes thick enough to completely keep out the sunlight and uv ray. The benefit is to offer you a real dark environment, bringing you a good night's sleep during the day. Noise Reducing: Heavyweight Blackout Curtains can be a good sense of drape, making the window completely closed, to cut noise down. The effect of absorbing sound is 2 times higher than the ordinary 1 layer of curtains so that at any time you are not disturbed by noise. Unique Design: Blackout curtains constructed with 2 layers are all triple weave blackout fabric, balancing room temperature by insulating against summer heat and winter chill meanwhile protect privacy. No chemical coating, no formaldehyde, bring harmony to your family. Easy Care: Quality finishing will withstand years of use. Machine washable and Wash the water temperature below 86. Mild detergent no bleaching. Low temperature ironing. Don't use sharp things scratching curtains.