Doublein Pre-Wound Bobbin

• 60S/2 spun polyester, Brother recommend #90 thread, White color, APW60S2, 50 Weight (WT) thread, Tex 20, Denier 180
• Most common size of bobbin thread for standard embroidery and sewing needs
• Compatible with most Babylock, Berenia, Brother, Janome, Juki and Singer models, check with us if your machine uses this size of bobbins

Class A - 

• Works best with new Brother and Baby Lock models which no tension adjust screw on its bobbin case, to avoid the bobbin thread shows on top of fabric
• This is Size A, Style A, Class 15, Class 15J, SA156, Brother size 11.5 bobbins, if you are not sure if your machine uses this size bobbin or not, please check with us first!

Class L

• Plastic Sided Size L bobbin, Style A, SA155, Brother size 9.4 bobbin, for every machine takes size L bobbin. Not like card broads or broadless bobbin, no usage problems.
• Compatible with some models of Babylock, Barudan, Bernina, Brother, Consew, Doublelin, Juki, Mitsubishi, Singer, Tajima and many more. if you are not sure if your machine uses this size bobbin or not, please check with us first!