Check the listing for details. A&E D-Core Cotton-Wrapped Poly-Core Thread - 40 Weight, 6000 yards - Blue 16. Color: Blue 16, Condition: New. Listed at 9.52 USD. A&E D-Core® Premium Cotton-Wrapped Poly-Core Thread – 40 Weight, 6000 yards Color: Blue 16 Large Size Spool (6000 yards!) More than twice the size of a regular store bought cone. Excellent Sewability D-Core® is engineered to provide excellent performance on manual and automatic multidirectional sewing machines. Ply Strength D-Core® delivers greater seam integrity with good seam strength and abrasion resistance. “Washed Down Look” D-Core® is engineered to display a “wash-down” look after finishing, so that the chosen thread color fades down with the garment for a “worn” appearance. Versatile Heavily utilized as an all-around industrial apparel thread, D-Core® is regularly used in the sewing of denim, uniforms, coats and jackets, kids wear, caps and hats, and casual clothing. A&E maintains a global commitment to sustainability at all of its worldwide operations, driven through its Ten Threads of Sustainability. Premium Cotton-Wrapped Poly-Core Thread – 40 Weight, 6000 yards D-Core® thread construction provides for needle heat resistance, excellent sewability, and overall greater seam integrity Versatile — Good for all sewing applications Smaller thread sizes minimize puckering or needle cutting Recommended Needle: 90/14