This wide J post earrings is sold individually and measures 3/8″ by 1/8" at its widest point. Materials: 14k solid gold, 14k gold-fill (14k gold over brass core/no nickel).. Note: for the gold version, the earring itself is solid 14k and the post and back is 14k gold-fill. A single luxlock back is included with each earring. All materials are hypoallergenic. These earrings were designed in Asbury Park and are handmade in our Upstate New York production studio. Please note: Metal Madness Sale items don't qualify for discount -- but you can use CMD Bucks on them! All sales are final.