Sun Zero Grant Room Darkening Grommet Sliding Patio Door Curtain Panel is perfect for large windows and patio doors. The woven solid design with an easy to hang grommet-top offers a classic style that fits in with any room decor while reducing light and noise for better sleep help keep your home cooler in the summer and warmer in the winter. Room Darkening Grommet Sliding Patio Door Curtain Panel is made of materials that reduce light, and considerably darken the room. Some light will show through. These materials do not allow a view through and provide complete privacy. The darker the color the better the light reducing capabilities. Easily open and close with the attached wand. Sold individually. Hang on a rod up to 1.5" in diameter. Polyester. Washable. Imported.