Non-roll elastic is a great elastic to use for waistbands, leg bands and sleeve, due to the non-roll characteristics. Made of 65 percent polyester and 35 percent rubber. Insert into casting or stitch it directly to wrong side of your fabric. Use it with light to medium weight fabrics. Machine wash and dry in temperatures up to 200 degree Fahrenheit. Measures 108-Inch length by 3/4-Inch width.