Poly Glide Black Bobbin Thread

Each spool is wound with high tenacity polyester filament yarn.

Should be suitable for all fabrics.

Can be used as a sewing thread for delicate fabrics.

Makes a smooth running bobbin for easy sewing.

Each spool is a 1/4 lb. (.25 lb sp).

Put-Up. 8,100 yds/spool.

If you don't mind winding your own spools this is the most econominal way to go. You can wind a lot of bobbins with 8100 yards of thread. FIL-TEC FIL-TEC