This set of 4 class 15 transparent plastic bobbins serve as replacements for the following brands: SINGER, Atlas, Brother, Domestic (rotary), Elna, Kenmore (rotary), Morse, necchi, New Home (rotary/old style) Pfaff, Sewmore, Universal, White (rotary), and Wizard machines. Consult your machine’s manual to ensure correct bobbin size. Use the transparent bobbins beneath the needle plate in automatic sewing machines to wind the thread for your embroidery projects. Never add thread to a partially wound bobbin, as it may be uneven and cause thread to tangle or break.

Never add thread to a partially wound bobbin as it may be uneven and cause thread to tangle or break. Made of plastic for durability. Compatible with select SINGER, Atlas, Brother, Domestic, Elna, Kenmore, Morse, necchi, New Home Pfaff, Sewmore, Universal, White, and Wizard machines. Set of 4 class 15 transparent bobbins.