Natural Black Tourmaline Beads Strands, Faceted, Cube,

Size: about 0.08 inch(2mm) wide, 0.08 inch(2mm) long, 0.08 inch(2mm) thick, hole: 0.02 inch(0.6mm), about 182pcs/strand, 15.16''~15.55''(38.5~39.5cm).