Steady Stitch Plastic Core bobbins reduce the amount of debris in the bobbin case and allows you to see exactly how much thread remains on the bobbin. Pre-wound continuous filament polyester bobbins with Style 70D/2 polyester thread.
Style L / Black / 144 bobbins per box / 120 yd per bobbin Style L / White / 144 bobbins per box / 120 yd per bobbin
