Rockin Beads Brand 80 Yards Off White Cream Waxed Cotton Cord 2mm to 3mm for Bracelet/ Necklace 80 Meeter Irregular Thickness can very from spoot to spool Approx 2mm to 3mm diameters. 80 Yards Cream Off White Waxed Cotton Medium Stiffnes 2mm to 3mm for Bracelet/ Necklace 80 Meeters Rockin Beads (TM) Brand comes with Rockin Beads Size Gauge Card