This pair of plain ready made Blackout linings are perfect for adding an addition lining to your existing curtains, which is functional and helps to darken any room in your home. This 3 pass blackout pair of linings will attach onto pencil pleat curtains only. Choose from a selection of sizes which are perfect for enhancing ready made taped curtains. This pair of curtain linings are 100% polyester and have a 3 pass blackout coating on the reverse of acrylic and viscose which is perfect for helping to keep your bedrooms darker in the lighter months of the year.