Dichroic glass Tree of Life pendant/earring set in green with hints of yellow. Tree of Life symbol is in Black which makes for a beautiful contrast and a striking pendant. Dichroic Glass was actually discovered by NASA. Pendant is approximately 1 1/2 inch in length and 1 inch in width. Earrings are approximately 1 1/3" both are set in sterling silver. 18 inch sterling silver box chain included.