Clear-Glide Style L Plastic-Sided Black Polyester Bobbins are expertly prewound for superior performance in domestic sewing machines requiring Style L bobbins. Each bobbin holds 103 yards of strong polyester thread, ensuring even tension, reduced lint, and consistent stitch quality. The deep black color is perfect for dark fabrics and clean, polished finishes. Packaged in a cost-effective box of 144, these bobbins save time and streamline your workflow with convenient, ready-to-use thread. Ideal for sewing enthusiasts who want reliable, high-quality performance in every project. Tex Size 12. Weight: 60wt.