Magnetic sided pre wound Polyester Bobbins

Magnetic-sided prewound bobbins made from 100% polyester. Designed to maintain consistent tension from start to finish, helping reduce stitch issues and improve embroidery quality. Each bobbin is smooth, fine, and ready to use — with no rewinding needed. Pre-wound for efficiency, they also allow all bobbins to be replaced at once, reducing waste and improving workflow.

144 per pack. Colour: White. Size: L. Fits most commercial and industrial embroidery machines.