Polyester and Natural Latex RubberOnly 200 yards coming in roll, Less than 200yards do not come in roll!Our braided elastic cord is made of safety non-toxic & skin-friendly material, with no harmful smell, comfortable and breathable, and can be soaked in brine without deformation. The flat elastic cord is made of polyester fiber material which makes it more durable and practical.With strong elasticity and flexibility, its good for your sewing and knitting. Good elasticity Our elastic ropes have good resilience,which can restore the origina