Sajou No. 571- Cream PERLE SILK THREAD- Fil au Chinois Sajou. Perle pure silk thread. ONE SPOOL. N °30 Length of thread on spool: 20m – 100% silk. Diameter of the thread is 0.526mm. High quality hand embroidery threads for lunéville, tambour beading and embroidery, and hand sewing. Color: Cream/ No. 571 Made in France