#174 Indigo Super Bobs Cotton - Class 15 MasterPiece, 70yd Prewound Bobbins, 12ct - by Superior Threads
Class 15 Super Bobs Cotton are prewound bobbins that are wound with our strong and low-lint MasterPiece 50 wt. 2-ply Egyptian extra-long staple cotton thread. Each bobbin contains 80 yds. and each pack contains 12 bobbins.