Black Ebony wood round 4-5mm beads comes from ebony tree indigenous of the Philippines. Harvest of ebony trees in the Philippines follows some rules. The government implements this rules so this hard wood tree will not be over harvested.? Ebony wood has a deep lustrous shine to it that makes it a good source for jewelry making. Round wood beads are great to use as spacers in jewelry. Round wood beads are great to use as spacers in jewelry.