Singer Heavy Stretch Knit Elastic for Waistbands Blister Card, 1-1/2-Inch by 1-1/4-Yard, Black Heavy stretch knit elastic is stiffer than other elastics, it works best with heavier fabrics and has more kick to its stretch This elastic can be used for waistbands, cuffs and jacket bottoms; Just insert into casing or sew directly to wrong side of fabric Each blister contains 1-1/4 yards of elastic that is black in color and is 1-1/2 Inch wide 70 percent polyester, 30 percent rubber Easy to find sewing help website: easysewingrepairs com