The Marlie Woven Blackout Window Curtain Panel simplify the casual and contemporary styling of Home Decor. Ideal for late sleepers and shift workers, this curtain set blocks out 99.9 percent of light and insulate against the heat and cold. The modern look makes your living space cozy, the 100-percent polyester-woven construction makes these blackout curtains easy to clean. Designed for a look of elegance, the grommets are spaced in such a way that the drapery forms neat pleated gatherings when left partially open. 1.5 Inch Internal Silver Grommet Diameter.100% Polyester machine washable.