Simplified Product Title: SINGER 42145 Class 15 Threaded Bobbins, Black & White, 12 Count

This set of 12 Class 15 threaded bobbins can be used in SINGER and other manufacturer's sewing machines. The pack contains 6 black-threaded bobbins, with 50 yards of thread in each, and 6 white threaded bobbins, with 50 yards of thread in each. The reels come in a reusable plastic case. All thread is 100% spun polyester. Consult your machine's manual to ensure correct bobbin size. Never add thread to a partially wound bobbin, as it may be uneven and cause thread to tangle or break.

This set of 12 threaded bobbins, 6 white and 6 black, is designed for use in SINGER and other sewing machines. Each bobbin contains 50 yards of 100% spun polyester thread, ensuring a consistent and reliable performance. The reels are neatly stored in a reusable plastic case, making them easy to organize and protect.

When using these bobbins, it's important to consult your machine's manual to ensure the correct bobbin size is being used. Improper sizing can lead to issues with the thread feeding and tension, potentially causing tangles or breaks. Additionally, it's crucial never to add thread to a partially wound bobbin, as this can result in uneven tension and further complications.

The set of 12 Class 15 threaded bobbins provides a convenient and versatile solution for sewing enthusiasts. The combination of black and white threads offers a range of options for various projects and color schemes. The reusable plastic case helps to keep the bobbins organized and protected, ensuring they remain in top condition for future use.

In conclusion, this set of 12 threaded bobbins is a valuable addition to any sewing toolbox. The high-quality 100% spun polyester thread, combined with the convenient storage case and compatibility with SINGER and other sewing machines, make it a reliable and user-friendly product. By following the recommended guidelines, sewers can enjoy a smooth and seamless sewing experience with this set of Class 15 threaded bobbins.

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