LONGWIN 60mm(2.3 inch) K9 Meditation Crystal Ball with Stand (Yellow) Material: K9 crystal, lead free,it's solid and translucent without impurity and no bubbles. The crystal ball measures: 60mm(2.3 inch) in diameter. Come with a free crystal stand. Great for collection of feng shui items, divinations and meditation purposes. Would be a great photography prop, and a cool magic prop. Also great items for home and office decoration.