Genuine Ready made 3 Pass Technology Blackout Curtain Linings Size: Width x length (inches) | Each packet contains 2 curtain panels. Drop is 2" Less than stated so Linings DO NOT hang below the curtains. Simply attach to your existing curtains, no sewing required. **INCLUDES CURTAIN HOOKS** Material: 100% Polyester | SRC - Solar reflective coated | Room stays Warm in winter & Cool in summer Each pack contains a pair of linings, and each curtain measure the sizes stated, (Drop 2" Less).