2pcs Professional Sewing Machine Bobbin Case Flat Bobbin Sleeve Silver Keep your sewing machine running smoothly with two replacement flat bobbin cases designed for machines that use flat bobbin sleeves. These silver metal bobbin cases provide a simple, reliable way to restore consistent thread delivery and reduce interruptions during sewing. Key benefits Reliable thread control: Holds the bobbin securely and supports consistent thread tension for even stitches. Reduced downtime: Two spare bobbin cases allow quick replacement when wear or damage occurs, so projects continue without long interruptions. Easy to install: Designed for direct replacement in machines that accept flat bobbin sleeves, making maintenance fast and straightforward. Durable finish: Silver metal construction resists everyday wear from regular use and handling. Professional support for projects: Suitable for a range of sewing tasks from garment construction to home repairs. Product details Quantity: 2 bobbin cases included Style: Flat bobbin sleeve type Color and finish: Silver metal Function: Holds bobbin, guides lower thread, and helps maintain stable tension Compatibility: For use with sewing machines that require a flat bobbin case design Use scenarios a worn or damaged bobbin case to restore stitch quality on a household sewing machine. Keep the pair as spares for long sewing sessions or classes to avoid delays when a case needs fast swapping. Use one for routine maintenance while keeping the other as a ready backup during alterations, quilting, or craft projects. Notes for buyers Confirm your sewing machine uses a flat bobbin case before to ensure compatibility. Handle and install the bobbin case according to your machine manual to maintain proper tension and function. This pair of flat bobbin cases offers a practical, nononsense replacement option for compatible sewing machines, helping maintain consistent stitching and reduce interruptions to workflow.