Brand： Sew Mate
Item No.： BB-10-PB
● So easy, so convenient! ● Save more time to wind bobbin thread. ● Material of thread : Polyester 40/2. ● Durable and high quality polyester thread. ● Compatible with Singer Class15 / Brother SA156 / A-Style bobbins. ● Quality bobbins are made according to sewing machine’s specifications.