Our two-sided soldered charms are hand soldered in our Minnesota studio, so little variations are not only accepted, but expected and add to the charm of the piece. Materials: recycled glass, paper, lead free + jewelry grade solder. Dimensions: Soldered charm 1/2" x 2". Complete Necklace option includes a 30" ball chain with ball chain connector and a freshwater pearl. Please note: This listing is for one piece only. The photos show both the front and back side of the charm. You can purchase the complete necklace, or you can purchase just the charm.