GÜTERMANN Maraflex stretch sewing thread — Duchess Purple, 150 m. Made from 100% polybutylene terephthalate (PBT), this elastic thread is suitable for flexible seams in jersey, knitted fabrics and garments containing elastane. Choose Duchess Purple to match or contrast your stretch-fabric project. For sewing, the product guidance recommends minimal thread tension and using Maraflex in both the needle and bobbin.

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