Dritz Knit Elastic is a soft and comfortable elastic that is curl resistant. It is great for necklines, sleeves, swimwear, waistbands and leg bands. Dry Cleanable as well as, Machine washable and dryable in temperatures up to 200-Degree fahrenheit. White, 1/4-inch by 65-yard. Made of 67-Percent Polyester 33-Percent Rubber.