Preciosa Czech 3-mm Fire-Polished Glass Bead, Faceted Round, Blue Iris, 300/pack Fire polished beads are all slightly different from each other, this adds to their charm Available in aurora borealis iris finish Beads are faceted round in shape; measures 3-mm diameter Beads are actually more of an oval even though called round Made from bohemian glass; comes in 300/pack