This Sashiko thread is made of 100% cotton. It's soft, sturdy, and perfect for any Sashiko project. Yokota has been making thread since 1901. Their high-quality threads are produced in a dyeing mill in Kyoto and a twisting mill in Shiga. Although the company now uses modern spinning machinery, the quality of their products is monitored by employees with special expertise. Made in Japan Size (Approx.): 40m / 43 yds Language: English & Japanese Product #: 0653 Code: NWS