YLI Harriet Hargrave’s Invisible Nylon Thread is .004 monofilament and is used in machine quilting, machine applique, as an anchor thread, and in the serger for floating decorative edges and floating decorative flatlock.
Mini King Spool. 1500yds
100% Monofilament Nylon.
For Machine Quilting and Decorative Sewing.
NOTE: The blue YLI is no longer printed on the outside of the wrapper, but this is the same product as before.