Mini Glass Gems (Optic Drops 12mm) are extremely versatile in mosaic work. It is rounded at top and flat at bottom. Diameter is 12 mm and thickness approx. 6 mm in the center, thinner on the edges. Available in pearlised, single colours, matte, or mix packages. Pack sizes: 50 g contains approx. 35 pieces and 200 g contains approx. 135 pieces. Made of recycled glass.