Gutermann Polyester Sew All Thread 250m Duttons for Buttons Gtermann Sew All Polyester Sewing Thread, Hundreds of colours Gtermann Sew all Universal Thread Gutermann Sew All Polyester Thread, 1000Mtr, Navy Blue (0310) : Amazon 100% Polyester Sew All Thread 250m Gutermann Sewing to sell Gutermann Sew all Thread 100m LoveCrafts. Gtermann Sew all Thread is a universal sewing thread made from 100% polyester and Oeko Tex Certified nontoxic. It is suitable for all fabrics, seaming, ornamental stitching and handstitching. It is made with Gtermann's proprietary Micro Core Technology (MCT), giving it superior strength, uniformity, and colorfastness. It is Oeko Tex Certified nontoxic and made with MCT's energy efficient, low waste technology. The color of this thread is Charcoal Navy, color number 280.