panels per package. Each Blackout Curtain measures 52" wide x 45" long. The design of silver grommet (1.6 inch inner diameter) creates casual elegance for your house, which makes the curtains easy to install and slide.Super heavy and soft Blackout Curtain Panels are very upmarket. Besides, 85%-99% light blocking, thermal insulated, soundproof, Fade-resistant, energy efficient. Thread trimmed and wrinkle free, both sides are the same color. Protect your furniture and floor exposed to the sun, while still helping you save money on heating and cooling your home. Privacy guaranteen. The greatest benefit is to bring you a good night's sleep, making you full of energy every day.