Rockin Beads Brand, 1000 Head Pins .029dia 3/4 Inch Mix 500 Silver Plating 500 Gold Standard 21 Gauge Wire (2mm Head) Headpins Standard thickness 21 Guage wire 2mm head 500 Silver 500 Gold Comes with Rockin Beads size guage card. Rockin Beads (TM) Brand comes with Rockin Beads Size Gauge Card