Ellis Curtain Crosby Thermal Insulated 48 by 84-Inch Pinch Pleated Foamback Curtains, Linen 100% Polyester Constructed with a heavyweight 100-percent polyester face ensures a curtain that has a soft texture and smooth draping effect A 100-percent acrylic backing provides improved light blocking and insulating qualities that significantly save energy and money year round During the winter months these amazing curtains help keep out the cold while holding in the heat; during the summer months they block the suns rays and keep the cool air in Sold in pairs (2 Panels) Width is measured overall 48-Inch per pair of panels (both 24-Inch panels together) Length is measured overall 84-Inch from top of curtain to bottom of panel Coordinating crosby tab top valance and tab top thermal insulated curtains; conveniently machine washable; made in China