Our white opaque plain cube plastic beads measure 7mm wide by 7mm high and have a 4mm hole which runs through the middle of the beads. These beads can also be used as alpha beads blanks. These craft beads are imported from China and sold in packs of approx. 150 beads. Our alpha beads are perfect for personalizing necklaces, bracelets, key chains and all manner of kandi designs.