Singer Woven Flat Non-Roll Waistband Elastic Blister Card, 3/4-Inch by 1-Yard, Black Woven polyester flat non-roll waistband elastic is firm, medium weight elastic that resists rolling or twisting This elastic can be used for waistbands in skirts, slacks, shorts and pants; Just insert into casing or sew directly to wrong side of fabric Each blister contains 1 yard of elastic that is black in color and is 3/4 inch wide 72 percent polyester, 28 percent rubber Easy to find sewing help website: easysewingrepairs.com