Bulk Roll Elastic Sewing Band - Thin elastic band packaged on a roll, easier to dispense than other non-rolled elastic bands, providing sufficient length for yourprojectsDurable Black Elastic Strap - The elastic band is made of polyester and rubber, with high elasticity and good flexibility, soft, comfortable, breathable, and washableColor: Black; Material: Rubber, Polyester; Wide: 6 mm / 1/4 inch; Length: 45 meters / 50 YardsGood Elasticity - Thin elastic bands that are abrasion-resistant and shrink-resistant, easy to use, can stretch from 80% to 100%, easy to return to original length without deformationApplication: Elastic bands are widely used in sewing andcraft projects, such as clothing, hats, bed sheets, sofa covers, headbands, wigs, shoelaces, face masks, as well as drawstring elastic bands for bags and pouches