3-Piece Bobbin Case for Sewing Machine, 15-Piece Metal Bobbins, Compatible with Brother Standard Domestic Sewing Machines

Size: Bobbin 21*9mm, Bobbin Case 23*15mm

Functional Bobbins: 3 sewing machine bobbin cases and 15 sewing machine bobbins. These metal bobbins can greatly assist you in your sewing, embroidery, crafting, and mending projects.

No Tangling: A useful bobbin case and sewing machine bobbins effectively prevent the bobbin thread from unraveling or tangling while sewing.

Exquisite Craftsmanship: Designed with a polished and smooth surface, the bobbins will not cause scratches. Their edges are so smooth that they will not break the thread or injure your fingers or skin.