Add colour to any sewing project with gutermann rayon 40 thread this is the standard weight of machine rayon with an exceptionally high sheen finish looking just like silk gutermann do a wide selection of beautiful threads ranging from traditional high quality cotton thread to the vivid shades and shimmers of metallic threads with luxurious colours and exquisite versatility this is a must have for any haberdasher whether you are a sewing pro or a budding beginner200 m colour black100