Boxed Dichroic Glass Bats Matching JewelryEach comes boxed as shown. Earrings have 1/2 inch dichroic glass bat dangle. Wrap bracelet and corded pendant each have one inch glass bat adorned element. Available in green tones, gold tones, or blue tones. Dichroic glass is produced by stacking layers of glass and micro layers of Quartz Crystal and Metal Oxides (which are vaporized in a vacuum chamber and then applied to the surface of glass in multiple layers) to create decorative glass with shifting color structures.