RSS (Super Stretch)
Super high stretchable sewing thread

It has approx. 50% elongation characteristic and stretch-ability good enough to follow to the high elasticity of stretchable fabric, such as of two way fabric materials. Stretchable fabrics required special sewing method, such as of zigzag sewing or covering chain stitch with conventional sewing thread, can now be done by straight lock stitch sewing with this super high stretchable sewing thread.