Roman Glass Beads Strand Chunks 15.5" 17 long cut beads made from ancient Roman glass Sizes vary, average 16mm long 10mm wide and 1.7mm thin 15.5" strand 17 Roman Glass beads, irregular shapes Drilled short ways. The spacers match in color and are made of gray green serpentine. Some have one hole, most have two holves front to back. Temporarily strung not finished jewelry