Description: Goldstone 10mm X 20mm Double Drill Beads 17pcs approxSize: 10mm X 20mmShape: Double DrillMaterial: GoldstonePackaging: Strand (approx 17 pcs)What Is Goldstone? Goldstone is a type of glittering glass made in the presence of a reducing flame. The finished product can take a smooth polish and be carved into beads.