base yarn, with an exterior wrapping of loose fiber which has not been twisted into a yarn. polyester filament is often wrapped with a cotton outer layer in order to provide the strength and resiliency of polyester, along with the moisture-absorbent aesthetics and dye affinity of cotton. sewing thread...
base yarn, with an exterior wrapping of loose fiber which has not been twisted into a yarn. polyester filament is often wrapped with a cotton outer layer in order to provide the strength and resiliency of polyester, along with the moisture-absorbent aesthetics and dye affinity of cotton. sewing thread...
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