Made from raw amethyst, these Amethyst Stalactite Brass Ear Weights (Version 19) are sold in pairs and each piece is unique. With a thickness of about 10mm and a weight of 40-45 grams, these weights are perfect for size 2G (6mm) or bigger piercings. While the brass may oxidize under extreme moisture conditions, these stunning weights are not meant for long term wear. Handle with care and enjoy the beauty of nature with each pair.