Fireline is a pre-waxed, braided cord consisting of gel-spun polyethylene which is known as the strongest fibre, per diameter, ever created.
It has an unbelievably high tensile strength and has been recommended in numerous how-to articles on bead working.
The 4 & 6 lb. tests will fit a #12 English beading needle.
Not Machine Washable.
Available in three colours: black, crystal and smoke, and a variety of wire diameter.