Super Bobs Poly Monochrome (M-Style) 12 pack pre-wound bobbins. 60 weight, 2 ply polyester pre-wound bobbins. You'll love the quality and convenience of Super Bobs Poly pre-wound bobbins!

Each bobbin contains 240 yds., and most colors are available in 12-pack tubes or 72-pack boxes.

This set includes: 621 Lace White, 624 Natural White, 623 Silver, 622 Gray, 649 Dark Gray, and 625 Black.

Color: Multi