60 wt. 2-ply polyester thread. Designed for applique, bobbin thread, and quilting. SuperBOBs are L-style and M-style prewound bobbins, wound with the Bottom Line thread. SuperBOBs are for quilting, sewing, and embroidery. The lightweight, blending colors are easily matched with any top thread. SuperBOBs are cardboard sided.
L-Style Bobbins: 118 yds per bobbin M Style Bobbins: 215 yds per bobbin