These rectangle and chain post earrings measure 2.0" by 1/4" at their widest point, and come in four different color-ways and metal combinations. Materials: Sterling silver (.925) and 14k gold or rose gold-fill (14k gold over brass core/no nickel). All materials are hypoallergenic. These earrings were designed in San Francisco and are handmade in our Upstate New York production studio.