Polyester Poplin - Black. Black poplin fabric by the yard. Polyester Poplin is a plain weave 100% Polyester fabric. 60" Wide. Machine Washable for easy care and wrinkle free. Available in 60" and 120" wide. Black polyester fabric is great for backdrops, tablecloths, drapes and apparel. Just enough body to fashion into a suit, or choir robes and it has enough drape to use for separates like skirts, tops, shorts, and pants.