C-Lon heavy weight bead cord is a superior heavy weight bead cord for micro macrame, bead crochet, bead stringing and Kumihimo. C-Lon Tex 400 bead thread is the strongest of the 3-ply twisted bonded nylon cord.  Strongest string for beading can be used with size 6/0 seed beads and larger. This Tex 400 nylon cord is made in the USA. The bobbin measures 1" x 1.5" and contains approximately 39 yards (36m) of cord.