These ball stud earrings are perfect for multiple piercings, such as helix, tragus, cartilage, and upper lobe. They are made of 316L stainless steel, which is hypoallergenic and safe for sensitive ears. The earrings are available in gold and silver colors, and come in sizes of 2mm, 3mm, and 4mm. The minimalist design makes them perfect for everyday wear, and they are easy to put on and take off. These earrings are a great gift for friends, family, or yourself.