Our Printed Blackout fabric is woven using a triple weave method which incorporates a dark thread between the front and back colored threads. This method gives this fabric it's light blocking properties. The darker the fabric the more light this fabric will block. Woven from 100% polyester. Number of Panels: 1 Included: 1 Panel(s) Features: Weighted Hem Top Construction: Back Tab, Rod Pocket Top Opening: 3 In Rod Pocket/Back Tabs Use: Indoor Base Material: 100% Polyester Lining: Unlined Light Filtration: Light-Filtering Care: Dry Clean Only Curtain Length: 63 Inch Curtain Width: 50 Inch Back of Curtain Color: Same As Front of Curtain Material: Woven Curtains Type: Curtain Panels Country of Origin: Imported