Singer Knit Polyester Elastic Blister Card, 1/4-Inch by 3-Yard, White Knit polyester elastic is soft and comfortable and will not be affected by chlorine and salt water This elastic can be used for waistbands, sleeves, necklines and leg bands; Just insert into casing or sew directly to wrong side of fabric Each blister contains 3 yards of elastic that is white in color and is 1/4 inch wide 56 percent polyester, 44 percent rubber Easy to find sewing help website: easysewingrepairs.com