Pre-wound bobbins, quite simply, make a quilter's life a whole lot easier. Imagine just grabbing another perfectly pre-wound bobbin without stopping to wind your own. It will be just like having a tall, dark and handsome butler at your service. Well, kind of.....if you REALLY use your imagination.
Class L- are for PFAFF (Expression and creative lines) and Husqvarna
Class 15- are for PFAFF Passport and Ambition series, Janome and Kenmore)
Once you try them, you'll never be without!