b'Serenity SphereA large marble filled with color and beautiful design. Each unique swirl inside gives a sense of motion and depth. These pieces are made by fusing the cremated remains of your loved one with the borosilicate glass to create a one of a kind piece of art to last a lifetime.Small Medium Large1 1.57 2.36Extra Large Due to the fascinating optical properties of borosilicate 3.15 glass, you get a different view at every angle.17'