Experience a peaceful and cozy ambiance with the Cooper Thermal Insulated Room Darkening Grommet Curtain Panel from Sun Zero. Made of woven polyester, this single panel features a noise-reducing and energy-efficient design that helps you save up on electricity bills. The thermal insulation keeps your home comfortable while reducing up to 40% of energy loss. Equipped with silver-finished grommets, this casual-style panel is available in eight versatile colors and three sizes to match your windows and home decor.