Simply Silk Beading Thread Size 0 Black 0.006 Inch 0.152mm Spool 600 Yards Compasible with 15/0 11/0 Seed Beads Silk Thread 3 ply for beading weaving and knoting 100% silk threads are considered essential for stringing fine gemstone beads and pearls. Thread is comparative to other renowned silk threads for jewelry-making The quality of Purely Silk thread is comparative to other renowned silk threads for jewelry-making