Singer 73938 Braided Polyester Elastic Blister Card, 3/8-Inch by 2-Yard, White Braided polyester elastic will not be affected by chlorine & salt water 72 percent polyester, 28 percent rubber This elastic can be used for waistbands, sleeves, necklines and legbands in swimwear and other wash and wear garments Each blister contains 2 yards of elastic that is white in color and is 3/8 inch wide