Rustic Copper Three Hoop Earrings. These earrings are handmade of Copper, shaped, hammered, and oxidized to a beautiful Rustic Copper finish. The hoops are 16 gauge, thin enough to be very light, but tumble hardened to remain durable. Largest hoop is approximately 1" diameter. Ear wires are 20 gauge hypoallergenic Niobium. Shipped in gift box.