Specification: Material: polyester silk + latex silk Width: 4cm Length: 5m Color: Black Package list: 1 * Elastic band ELASTIC CORD: This elastic cord has a width of 40 mm and a length of 5 meters. Suitable length and width of this elastic cord will meet your sewing needs MATERIAL: The stretchy cord is made of polyester and rubber which makes it stretchy, durable and sturdy enough for long term. The thread has strong elasticity and will not be easy to break ADJUSTABLE ELASTIC CORD: This elastic cord is adjustable, The elastic cord can be cut to any length as needed and used on various occasions STRONG ELASTICITY: The elastic band within the allowed range of tensile elastic deformation can easily restore the original length without deformation WIDE APPLICATIONS: Perfect for making medium garments into larger garments, sewing, accessories, wristbands of clothes, wig bands, various arts and crafts projects, DIY craft projects etc.