This mid-sized crystal ball is a traditional and widely known tool for your divination magic and meditative studies. In this particularly case it offers a clear surface for you to gaze into, allowing you to visualize and explore the divinatory and meditative arts. Measuring 80 mm, or approximately 3 inches, in diameter, it is perfect for whatever studies you are intending to undertake. This crystal ball is made of 60 percent leaded glass and 40 percent crystal.