Dabond® bobbins are made out of Dabond® sewing thread by Coats North America. Dabond® is a 100% polyester thread that encompasses sewability, strength, reliability of performance and cost effectiveness. All Dabond® threads and bobbins are UV and mildew resistant and have the added protection of a NANO® finish to extend the life of the thread. Dabond® is the perfect thread and bobbins are perfect for all marine applications.