The Blackout Panel is a modern and stylish addition to any room, featuring a sleek gray color and made of durable polyester material. With grommets for easy installation and a machine wash care instruction, this panel is perfect for adults looking to add a touch of privacy to their single hung window. The blackout feature ensures a dark and cozy atmosphere, making it ideal for any room in the 21st century. Set of 2 energy efficiency blackout panels