This premium grade black and white sewing elastic is perfect for all your sewing needs. With a width of 6mm . this elastic is ideal for creating face masks and other sewing projects. Made from high-quality polyester, this elastic is durable and long-lasting. The elastic is sold in packs making it easy to get the amount you need for your project. Whether you are a professional seamstress or just starting out, this elastic is easy to work with and will provide a comfortable fit for any project.