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Polyarn Serging Thread - Spruce
Polyarn is a textured (DTY) "woollie-like" polyester thread which is a replacement for similar nylon threads. Designed specifically for serger sewing, Polyarn has excellent stretch and dosen't yellow or go brittle over time like nylon threads. Heat resistant. Colorfast. Iron safe on low and medium settings. 100% Polyester.
Part Number: 104-01-056