Size - 7mm.
Unit - 50beads/packet.
These can be separately used in between a jewelry as separators. Multiple hole or single hole beads are used as spacers between jewelry designs for necklaces, earrings, bracelets and other beaded crafts. Jewelry pieces with many chains use multiple hole spacers. They add a striking feature to the jewelry piece. Spacer beads are often made up of metal, and generally gel up with jewelry pieces made from any Material. Spacer beads serve as an important function by spacing the jewelry designs, thereby making the design clear.