Gutermann Extra Strong Thread: 100m: (340)
For all heavily-stressed seams. Ideal for the sewing of jeans material. Specially suitable for rugged repair work. For heavy woven fabrics, leather and canvas covers. Especially tear-resistant. Elastic and soft. Stitchable with thin needle for material protection. Recommended needle and size: Universal, size 70 - 100. 100% polyester.