Pre-Threaded Bobbins Class 15

50 yards per bobbin 100% spun polyester thread size 50 washable colorfast. Use with Singer front load and top drop-in machines Atlas Brother Domestic, Elna Kenmore Morse Necchi New Home/Janome Pfaff Sewmore Universal, White and Wizard machines using 15 class style bobbins. Includes of each of the following 12 colors black pink purple light green dark green white red gold brown, grey dark blue light blue.