DecoBob™ – Pre-Wound Bobbins B Size | Wonderfil

WonderFil pre-wound bobbins (Size B) fit all Bernina machines and use 80wt DecoBob™ thread in a reusable plastic bobbin. Each holds 200 yards (183m) of fine, strong cottonized polyester for smooth tension and precise stitching. These Bernina bobbins come pre-wound for convenience, reducing bulk and improving stitch quality.
 
A tube of 5 keeps them organized and ready to use.