

High-Quality Prewound Bobbins for Domestic Machines
The Prewound Bobbin Fil-Tec Class L Poly is engineered for sewists and quilters who prioritize stitch consistency and efficiency. These Clear-Glide bobbins are made with high-quality polyester filament thread wound on plastic-sided shells that resist humidity and oils—perfect for any sewing environment.
- Class L bobbins designed to work with most domestic sewing machines
- 145 yards per bobbin – reduces bobbin changes and increases workflow
- Lint-free and smooth stitching, ideal for embroidery and quilting
- Compatible with thread sensors – works seamlessly with sensor-equipped machines
- Bulk box includes 80 prewound bobbins for professional or large-scale sewing
Fil-Tec’s Clear-Glide bobbins deliver consistent tension and machine-friendly performance for reliable, beautiful stitches every time. Whether you're piecing quilts, sewing garments, or embellishing with embroidery, these bobbins keep your projects running without interruption.