Rockin Beads Brand 80 Yards White Waxed Cotton Cord 2mm to 3mm for Bracelet/ Necklace 80 Meter Irregular Diameters thickness can very Approx 2mm to 3mm diameters. 80 Yards White Waxed Cotton Medium Stiffnes 2mm for Bracelet/ Necklace 80 Meeters Rockin Beads (TM) Brand comes with Rockin Beads Size Gauge Card