Beadalon Wildfire Beading Thread Black 50YD is the perfect thread for stringing toho and other seed beads. A superior stringing product. Strong and durable this thermally bonded bead weaving thread cannot be pierced with a needle. Super strong waterproof and zero stretch this cord will not fray at the ends which makes it easy to thread through a needle. This knottable supple cord is also great for multi strand seed bead designs using the spin n beadThermally bonded coating50 yards long0.15 mm diameterSuper strong threadWildfire Beading Thread Black 50YD By Beadalon