Product Code:  GF-TOURBLK-S Stone Name:   Black Tourmaline Focal Bead Small (Natural Stone) Finish Type:  Polished Length:  18 - 21mm Width:  13 - 16mm Thickness:  5 - 7mm Hole Approximate:  1mm Price is per one focal bead.  (Tray 4) Please Note: Shapes, colors and sizes will vary.