S-Lon Bead Cord is .5mm 3-ply Twisted, Bonded multifilament nylon cord. To be used with 6,8,& 11/0 seed beads or other beads with at least .8mm hole.
 
4 Spool Mix;
Colors: Sapphire, Navy, Indigo, and Denim blue; 
Each spool is 77 yards. 4 spool mixture; 
Diameter: 0.5mm; 
Standard weight #18 twisted nylon multi-filament cord.