Dimension: 1.5" long including hook X 1" wide. The process for making these enamel earrings involves cutting copper sheet, firing many layers of enamel in a kiln. Both sides of the earrings have been enameled. The ear wire is handmade from recycled sterling silver. The earrings come packaged in a gift box. Niobium hypoallergenic ear wires available.. Green, eco-jewelry, made from 100% recycled sterling silver.