Round elastic cord is used for very light stretchability on garments that won"t get a lot of stress. this elastic provides a comfortable soft stretch and is great for infants and doll clothes. * Can also be used to create button loops or instant gathers on medium to heavy weight fabrics. * Each reel contains 24 yards of elastic that is white in color and is 1/8 inch wide * 23 percent polyester, 77 percent rubber