These curtains have heavyweight Insulated foam back lining that help save energy and reduce heating costs. These blackout thermal insulated tab top curtains keep out the cold air in winter, and keeps in cool air conditioning during the summer. THE ONLY TOTAL room darkener available on the market. Available in 4 Fashion colors, Beige, Wine, Chocolate and Navy. 2 panels per pair that are 42" wide EACH. Fiber content:100% Polyester. Panels: 84" x 63", 84"x 84", and 84" x 95".