White opaque cube shaped alphabet plastic beads measure 6mm wide by 6mm high and have a 3mm hole which runs horizontally to the letter O which is imprinted on four sides of the beads in black. This pack only contains the letter O. These beads come in packs of approx. 100, 500 and a 1000  beads. These beads are perfect for personalizing necklaces, bracelets, key chains and dummy clips etc