These cute Antique Silver Double Pig charms are wrapped in a bow just for you. They are made of zinc alloy metal (lead and nickel free). For the earrings, the charms are attached to hyper allergenic surgical steel ear wires and for the necklace, an 18 inch silver S chain, with a lobster claw clasp. The weight for the jewelry set is o.5 ounces. The earrings and necklace are hand assembled and there are only 10 left.