Poly Cotton Poplin Black (Sold Per Yard) Rockywoods Fabrics All Day Pant, Organic Cotton Poplin, Black LAA4827 BLACK COTTON POPLIN WIDE LEG PANT ***SEE Depop Cotton Poplin Stretch Cotton Poplin Black Fabric Box. The Heavy Cotton Poplin Pant in Black is your do it all summer trouser, cut from sandwashed cotton poplin. Designed with a high waist and elastic waistband with internal drawcords, it falls into a straight, relaxed leg for effortless everyday wear. High waisted fit Sandwashed cotton poplin Elastic waistband with internal drawcords Straight, relaxed leg Side seam pockets 100% Cotton Cold machine wash on a delicate cycle