Super Bobs #609 Dark Blue (M-style)

SuperBOBs #609 Dark Blue M-style Bobbins. 12 bobbins x 215 yds. each. 
SuperBOBs prewound bobbins are wound with a 60 wt. 2-ply polyester thread (our Bottom Line thread) and are fantastic for quilting on your longarm machine. Lint free and lightweight, you'll love the convenience and quality of SuperBOBs prewound bobbins.