Check the listing for details. NEB 24ct Prewound Plastic Bobbins Black. Condition: New. Listed at 17.99 USD. NEB 24ct Prewound Plastic Bobbins Black By now you have heard of the NEB Bobbin. The Plastic core, wound parallel, and high quality thread has made this bobbin a sensation in the Embroidery Industry. As you read this, hundreds of embroidery users are already benefiting from this superior product. You no doubt pride yourself on making quality embroidery. The NEB Bobbin is another way to achieve that goal. Articles have been published in the Newsletter "South-Tec Times", Stitches Magazine©, Embroidery Business News©, and are recommended by The National Network of Embroidery Professionals©. Main Features New parallel wind for smoother running More usable yards per gross; less waste More yards, less down time, more production No fuzz, lint, or wax buildup from paper bobbins No distorted flanges from humidity or oiling No jerks or jamming from distorted flanges 60wt/2 ply; 100% polyester. Includes 24 bobbins (135 yards per bobbin). This bobbin is recommended for use in most home embroidery machines (style "L").