Gütermann Maraflex Elastic Thread – 150m – 339 Dark Denim
Achieve professional, high-performance seams on your stretch-fabric projects with Gütermann Maraflex in 339 Dark Denim. This specialized elastic thread is a revolution for home sewing, designed with incredible elongation properties that allow you to sew flexible seams using a simple straight stitch. Whether you are working with stretch denim, jersey, or activewear, Maraflex moves and recovers in perfect harmony with your fabric, ensuring your seams never "pop" under pressure.
The 339 Dark Denim colorway is a deep, saturated navy blue. It is specifically designed to blend perfectly with dark-wash indigo jeans, navy athletic knits, and midnight-toned loungewear, providing a discrete and professional finish.
Why Gütermann Maraflex is a Sewing Essential
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Exceptional Elongation: Specifically engineered to provide maximum seam elasticity, preventing the common frustration of snapped threads in tight-fitting or high-movement garments.
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The "Straight-Stitch" Advantage: By using Maraflex in both the needle and the bobbin with low tension, you can achieve a flat, professional stretch seam on a standard domestic sewing machine—no serger required.
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Perfect Denim Match: Color 339 is a classic Dark Denim navy, making it an essential for repairing or constructing stretch jeans and jeggings.
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Micro Core Technology (MCT®): This unique Gütermann manufacturing process results in a smooth, lint-free, and remarkably strong thread, ensuring consistent stitch quality and protecting your machine.
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Versatile Fabric Pairing: The ideal choice for light-to-medium weight jersey, ribbed knits, and any material containing elastane (Spandex/Lycra).
Perfect For:
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Stretch Denim & Jeggings: Ideal for topstitching and construction where flexibility is needed for a comfortable, "second-skin" fit.
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Jersey & Knit Apparel: Perfect for finishing necklines, cuffs, and hems on T-shirts or navy knit dresses for a clean, retail-quality look.
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Activewear & Performance Gear: Essential for sports tops and yoga gear where 360-degree flexibility is required for full range of motion.
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Children’s Clothing: Provides the necessary "give" for easy dressing while remaining durable enough for high-stress areas like knees and waistbands.
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Upcycling & Repairs: A reliable choice for repairing popped seams on store-bought navy stretch garments, restoring their original functionality.
Technical Specifications
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Brand: Gütermann
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Range: Maraflex
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Color Code: 339 (Dark Denim)
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Length: 150m / 164 yards
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Material: 100% PBT (Polybutylene Terephthalate)
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Recommended Needle: Jersey/Stretch Needle NM 70–80
Pro Tip: For the flattest, most elastic results, always use Maraflex as both the needle and bobbin thread. Adjust your machine to a light thread tension and a stitch length of approximately 3.0 to 4.0.