From polished cotton tag yarn, dyed during the process of starching and stretching, these yarns are used for everything from tag string and red stiff strings attached to business envelopes and used for fasteners - to kite string, firecracker fuse cord, candle wicks and 'green' string, used by the forestry industry because its biodegradable.
There is an ongoing threat that fewer domestic customers will demand yarn in order to further produce it into a saleable product such as rugs, blankets or mops.
The buyers at major retail companies are more often finding that finished products manufactured overseas are cheaper than paying a domestic producer to manufacture the same product, usually better quality, but also more expensive for the retailer to carry.